1 /* 2 * Copyright 2019 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: AMD 23 * 24 */ 25 26 #ifndef DMUB_CMD_H 27 #define DMUB_CMD_H 28 29 #include <asm/byteorder.h> 30 #include <linux/types.h> 31 #include <linux/string.h> 32 #include <linux/delay.h> 33 34 #include "atomfirmware.h" 35 36 //<DMUB_TYPES>================================================================== 37 /* Basic type definitions. */ 38 39 #define __forceinline inline 40 41 /** 42 * Flag from driver to indicate that ABM should be disabled gradually 43 * by slowly reversing all backlight programming and pixel compensation. 44 */ 45 #define SET_ABM_PIPE_GRADUALLY_DISABLE 0 46 47 /** 48 * Flag from driver to indicate that ABM should be disabled immediately 49 * and undo all backlight programming and pixel compensation. 50 */ 51 #define SET_ABM_PIPE_IMMEDIATELY_DISABLE 255 52 53 /** 54 * Flag from driver to indicate that ABM should be disabled immediately 55 * and keep the current backlight programming and pixel compensation. 56 */ 57 #define SET_ABM_PIPE_IMMEDIATE_KEEP_GAIN_DISABLE 254 58 59 /** 60 * Flag from driver to set the current ABM pipe index or ABM operating level. 61 */ 62 #define SET_ABM_PIPE_NORMAL 1 63 64 /** 65 * Number of ambient light levels in ABM algorithm. 66 */ 67 #define NUM_AMBI_LEVEL 5 68 69 /** 70 * Number of operating/aggression levels in ABM algorithm. 71 */ 72 #define NUM_AGGR_LEVEL 4 73 74 /** 75 * Number of segments in the gamma curve. 76 */ 77 #define NUM_POWER_FN_SEGS 8 78 79 /** 80 * Number of segments in the backlight curve. 81 */ 82 #define NUM_BL_CURVE_SEGS 16 83 84 /** 85 * Maximum number of segments in ABM ACE curve. 86 */ 87 #define ABM_MAX_NUM_OF_ACE_SEGMENTS 64 88 89 /** 90 * Maximum number of bins in ABM histogram. 91 */ 92 #define ABM_MAX_NUM_OF_HG_BINS 64 93 94 /* Maximum number of SubVP streams */ 95 #define DMUB_MAX_SUBVP_STREAMS 2 96 97 /* Define max FPO streams as 4 for now. Current implementation today 98 * only supports 1, but could be more in the future. Reduce array 99 * size to ensure the command size remains less than 64 bytes if 100 * adding new fields. 101 */ 102 #define DMUB_MAX_FPO_STREAMS 4 103 104 /* Maximum number of streams on any ASIC. */ 105 #define DMUB_MAX_STREAMS 6 106 107 /* Maximum number of planes on any ASIC. */ 108 #define DMUB_MAX_PLANES 6 109 110 /* Maximum number of phantom planes on any ASIC */ 111 #define DMUB_MAX_PHANTOM_PLANES ((DMUB_MAX_PLANES) / 2) 112 113 /* Trace buffer offset for entry */ 114 #define TRACE_BUFFER_ENTRY_OFFSET 16 115 116 /** 117 * Maximum number of dirty rects supported by FW. 118 */ 119 #define DMUB_MAX_DIRTY_RECTS 3 120 121 /** 122 * 123 * PSR control version legacy 124 */ 125 #define DMUB_CMD_PSR_CONTROL_VERSION_UNKNOWN 0x0 126 /** 127 * PSR control version with multi edp support 128 */ 129 #define DMUB_CMD_PSR_CONTROL_VERSION_1 0x1 130 131 132 /** 133 * ABM control version legacy 134 */ 135 #define DMUB_CMD_ABM_CONTROL_VERSION_UNKNOWN 0x0 136 137 /** 138 * ABM control version with multi edp support 139 */ 140 #define DMUB_CMD_ABM_CONTROL_VERSION_1 0x1 141 142 /** 143 * Physical framebuffer address location, 64-bit. 144 */ 145 #ifndef PHYSICAL_ADDRESS_LOC 146 #define PHYSICAL_ADDRESS_LOC union large_integer 147 #endif 148 149 /** 150 * OS/FW agnostic memcpy 151 */ 152 #ifndef dmub_memcpy 153 #define dmub_memcpy(dest, source, bytes) memcpy((dest), (source), (bytes)) 154 #endif 155 156 /** 157 * OS/FW agnostic memset 158 */ 159 #ifndef dmub_memset 160 #define dmub_memset(dest, val, bytes) memset((dest), (val), (bytes)) 161 #endif 162 163 /** 164 * OS/FW agnostic udelay 165 */ 166 #ifndef dmub_udelay 167 #define dmub_udelay(microseconds) udelay(microseconds) 168 #endif 169 170 #pragma pack(push, 1) 171 #define ABM_NUM_OF_ACE_SEGMENTS 5 172 173 union abm_flags { 174 struct { 175 /** 176 * @abm_enabled: Indicates if ABM is enabled. 177 */ 178 unsigned int abm_enabled : 1; 179 180 /** 181 * @disable_abm_requested: Indicates if driver has requested ABM to be disabled. 182 */ 183 unsigned int disable_abm_requested : 1; 184 185 /** 186 * @disable_abm_immediately: Indicates if driver has requested ABM to be disabled immediately. 187 */ 188 unsigned int disable_abm_immediately : 1; 189 190 /** 191 * @disable_abm_immediate_keep_gain: Indicates if driver has requested ABM 192 * to be disabled immediately and keep gain. 193 */ 194 unsigned int disable_abm_immediate_keep_gain : 1; 195 196 /** 197 * @fractional_pwm: Indicates if fractional duty cycle for backlight PWM is enabled. 198 */ 199 unsigned int fractional_pwm : 1; 200 201 /** 202 * @abm_gradual_bl_change: Indicates if algorithm has completed gradual adjustment 203 * of user backlight level. 204 */ 205 unsigned int abm_gradual_bl_change : 1; 206 207 /** 208 * @abm_new_frame: Indicates if a new frame update needed for ABM to ramp up into steady 209 */ 210 unsigned int abm_new_frame : 1; 211 212 /** 213 * @vb_scaling_enabled: Indicates variBright Scaling Enable 214 */ 215 unsigned int vb_scaling_enabled : 1; 216 } bitfields; 217 218 unsigned int u32All; 219 }; 220 221 struct abm_save_restore { 222 /** 223 * @flags: Misc. ABM flags. 224 */ 225 union abm_flags flags; 226 227 /** 228 * @pause: true: pause ABM and get state 229 * false: unpause ABM after setting state 230 */ 231 uint32_t pause; 232 233 /** 234 * @next_ace_slope: Next ACE slopes to be programmed in HW (u3.13) 235 */ 236 uint32_t next_ace_slope[ABM_NUM_OF_ACE_SEGMENTS]; 237 238 /** 239 * @next_ace_thresh: Next ACE thresholds to be programmed in HW (u10.6) 240 */ 241 uint32_t next_ace_thresh[ABM_NUM_OF_ACE_SEGMENTS]; 242 243 /** 244 * @next_ace_offset: Next ACE offsets to be programmed in HW (u10.6) 245 */ 246 uint32_t next_ace_offset[ABM_NUM_OF_ACE_SEGMENTS]; 247 248 249 /** 250 * @knee_threshold: Current x-position of ACE knee (u0.16). 251 */ 252 uint32_t knee_threshold; 253 /** 254 * @current_gain: Current backlight reduction (u16.16). 255 */ 256 uint32_t current_gain; 257 /** 258 * @curr_bl_level: Current actual backlight level converging to target backlight level. 259 */ 260 uint16_t curr_bl_level; 261 262 /** 263 * @curr_user_bl_level: Current nominal backlight level converging to level requested by user. 264 */ 265 uint16_t curr_user_bl_level; 266 267 }; 268 269 /** 270 * union dmub_addr - DMUB physical/virtual 64-bit address. 271 */ 272 union dmub_addr { 273 struct { 274 uint32_t low_part; /**< Lower 32 bits */ 275 uint32_t high_part; /**< Upper 32 bits */ 276 } u; /*<< Low/high bit access */ 277 uint64_t quad_part; /*<< 64 bit address */ 278 }; 279 #pragma pack(pop) 280 281 /** 282 * Dirty rect definition. 283 */ 284 struct dmub_rect { 285 /** 286 * Dirty rect x offset. 287 */ 288 uint32_t x; 289 290 /** 291 * Dirty rect y offset. 292 */ 293 uint32_t y; 294 295 /** 296 * Dirty rect width. 297 */ 298 uint32_t width; 299 300 /** 301 * Dirty rect height. 302 */ 303 uint32_t height; 304 }; 305 306 /** 307 * Flags that can be set by driver to change some PSR behaviour. 308 */ 309 union dmub_psr_debug_flags { 310 /** 311 * Debug flags. 312 */ 313 struct { 314 /** 315 * Enable visual confirm in FW. 316 */ 317 uint32_t visual_confirm : 1; 318 319 /** 320 * Force all selective updates to bw full frame updates. 321 */ 322 uint32_t force_full_frame_update : 1; 323 324 /** 325 * Use HW Lock Mgr object to do HW locking in FW. 326 */ 327 uint32_t use_hw_lock_mgr : 1; 328 329 /** 330 * Use TPS3 signal when restore main link. 331 */ 332 uint32_t force_wakeup_by_tps3 : 1; 333 334 /** 335 * Back to back flip, therefore cannot power down PHY 336 */ 337 uint32_t back_to_back_flip : 1; 338 339 /** 340 * Enable visual confirm for IPS 341 */ 342 uint32_t enable_ips_visual_confirm : 1; 343 } bitfields; 344 345 /** 346 * Union for debug flags. 347 */ 348 uint32_t u32All; 349 }; 350 351 /** 352 * Flags that can be set by driver to change some Replay behaviour. 353 */ 354 union replay_debug_flags { 355 struct { 356 /** 357 * 0x1 (bit 0) 358 * Enable visual confirm in FW. 359 */ 360 uint32_t visual_confirm : 1; 361 362 /** 363 * 0x2 (bit 1) 364 * @skip_crc: Set if need to skip CRC. 365 */ 366 uint32_t skip_crc : 1; 367 368 /** 369 * 0x4 (bit 2) 370 * @force_link_power_on: Force disable ALPM control 371 */ 372 uint32_t force_link_power_on : 1; 373 374 /** 375 * 0x8 (bit 3) 376 * @force_phy_power_on: Force phy power on 377 */ 378 uint32_t force_phy_power_on : 1; 379 380 /** 381 * 0x10 (bit 4) 382 * @timing_resync_disabled: Disabled Replay normal sleep mode timing resync 383 */ 384 uint32_t timing_resync_disabled : 1; 385 386 /** 387 * 0x20 (bit 5) 388 * @skip_crtc_disabled: CRTC disable skipped 389 */ 390 uint32_t skip_crtc_disabled : 1; 391 392 /** 393 * 0x40 (bit 6) 394 * @force_defer_one_frame_update: Force defer one frame update in ultra sleep mode 395 */ 396 uint32_t force_defer_one_frame_update : 1; 397 398 /** 399 * 0x80 (bit 7) 400 * @disable_delay_alpm_on: Force disable delay alpm on 401 */ 402 uint32_t disable_delay_alpm_on : 1; 403 404 /** 405 * 0x100 (bit 8) 406 * @disable_desync_error_check: Force disable desync error check 407 */ 408 uint32_t disable_desync_error_check : 1; 409 410 /** 411 * 0x200 (bit 9) 412 * @force_self_update_when_abm_non_steady: Force self update if abm is not steady 413 */ 414 uint32_t force_self_update_when_abm_non_steady : 1; 415 416 /** 417 * 0x400 (bit 10) 418 * @enable_ips_visual_confirm: Enable IPS visual confirm when entering IPS 419 * If we enter IPS2, the Visual confirm bar will change to yellow 420 */ 421 uint32_t enable_ips_visual_confirm : 1; 422 423 /** 424 * 0x800 (bit 11) 425 * @enable_ips_residency_profiling: Enable IPS residency profiling 426 */ 427 uint32_t enable_ips_residency_profiling : 1; 428 429 uint32_t reserved : 20; 430 } bitfields; 431 432 uint32_t u32All; 433 }; 434 435 union replay_hw_flags { 436 struct { 437 /** 438 * @allow_alpm_fw_standby_mode: To indicate whether the 439 * ALPM FW standby mode is allowed 440 */ 441 uint32_t allow_alpm_fw_standby_mode : 1; 442 443 /* 444 * @dsc_enable_status: DSC enable status in driver 445 */ 446 uint32_t dsc_enable_status : 1; 447 448 /** 449 * @fec_enable_status: receive fec enable/disable status from driver 450 */ 451 uint32_t fec_enable_status : 1; 452 453 /* 454 * @smu_optimizations_en: SMU power optimization. 455 * Only when active display is Replay capable and display enters Replay. 456 * Trigger interrupt to SMU to powerup/down. 457 */ 458 uint32_t smu_optimizations_en : 1; 459 460 /** 461 * @phy_power_state: Indicates current phy power state 462 */ 463 uint32_t phy_power_state : 1; 464 465 /** 466 * @link_power_state: Indicates current link power state 467 */ 468 uint32_t link_power_state : 1; 469 /** 470 * Use TPS3 signal when restore main link. 471 */ 472 uint32_t force_wakeup_by_tps3 : 1; 473 } bitfields; 474 475 uint32_t u32All; 476 }; 477 478 /** 479 * DMUB feature capabilities. 480 * After DMUB init, driver will query FW capabilities prior to enabling certain features. 481 */ 482 struct dmub_feature_caps { 483 /** 484 * Max PSR version supported by FW. 485 */ 486 uint8_t psr; 487 uint8_t fw_assisted_mclk_switch_ver; 488 uint8_t reserved[4]; 489 uint8_t subvp_psr_support; 490 uint8_t gecc_enable; 491 uint8_t replay_supported; 492 uint8_t replay_reserved[3]; 493 }; 494 495 struct dmub_visual_confirm_color { 496 /** 497 * Maximum 10 bits color value 498 */ 499 uint16_t color_r_cr; 500 uint16_t color_g_y; 501 uint16_t color_b_cb; 502 uint16_t panel_inst; 503 }; 504 505 //============================================================================== 506 //</DMUB_TYPES>================================================================= 507 //============================================================================== 508 //< DMUB_META>================================================================== 509 //============================================================================== 510 #pragma pack(push, 1) 511 512 /* Magic value for identifying dmub_fw_meta_info */ 513 #define DMUB_FW_META_MAGIC 0x444D5542 514 515 /* Offset from the end of the file to the dmub_fw_meta_info */ 516 #define DMUB_FW_META_OFFSET 0x24 517 518 /** 519 * union dmub_fw_meta_feature_bits - Static feature bits for pre-initialization 520 */ 521 union dmub_fw_meta_feature_bits { 522 struct { 523 uint32_t shared_state_link_detection : 1; /**< 1 supports link detection via shared state */ 524 uint32_t reserved : 31; 525 } bits; /**< status bits */ 526 uint32_t all; /**< 32-bit access to status bits */ 527 }; 528 529 /** 530 * struct dmub_fw_meta_info - metadata associated with fw binary 531 * 532 * NOTE: This should be considered a stable API. Fields should 533 * not be repurposed or reordered. New fields should be 534 * added instead to extend the structure. 535 * 536 * @magic_value: magic value identifying DMUB firmware meta info 537 * @fw_region_size: size of the firmware state region 538 * @trace_buffer_size: size of the tracebuffer region 539 * @fw_version: the firmware version information 540 * @dal_fw: 1 if the firmware is DAL 541 * @shared_state_size: size of the shared state region in bytes 542 * @shared_state_features: number of shared state features 543 */ 544 struct dmub_fw_meta_info { 545 uint32_t magic_value; /**< magic value identifying DMUB firmware meta info */ 546 uint32_t fw_region_size; /**< size of the firmware state region */ 547 uint32_t trace_buffer_size; /**< size of the tracebuffer region */ 548 uint32_t fw_version; /**< the firmware version information */ 549 uint8_t dal_fw; /**< 1 if the firmware is DAL */ 550 uint8_t reserved[3]; /**< padding bits */ 551 uint32_t shared_state_size; /**< size of the shared state region in bytes */ 552 uint16_t shared_state_features; /**< number of shared state features */ 553 uint16_t reserved2; /**< padding bytes */ 554 union dmub_fw_meta_feature_bits feature_bits; /**< static feature bits */ 555 }; 556 557 /** 558 * union dmub_fw_meta - ensures that dmub_fw_meta_info remains 64 bytes 559 */ 560 union dmub_fw_meta { 561 struct dmub_fw_meta_info info; /**< metadata info */ 562 uint8_t reserved[64]; /**< padding bits */ 563 }; 564 565 #pragma pack(pop) 566 567 //============================================================================== 568 //< DMUB Trace Buffer>================================================================ 569 //============================================================================== 570 #if !defined(TENSILICA) && !defined(DMUB_TRACE_ENTRY_DEFINED) 571 /** 572 * dmub_trace_code_t - firmware trace code, 32-bits 573 */ 574 typedef uint32_t dmub_trace_code_t; 575 576 /** 577 * struct dmcub_trace_buf_entry - Firmware trace entry 578 */ 579 struct dmcub_trace_buf_entry { 580 dmub_trace_code_t trace_code; /**< trace code for the event */ 581 uint32_t tick_count; /**< the tick count at time of trace */ 582 uint32_t param0; /**< trace defined parameter 0 */ 583 uint32_t param1; /**< trace defined parameter 1 */ 584 }; 585 #endif 586 587 //============================================================================== 588 //< DMUB_STATUS>================================================================ 589 //============================================================================== 590 591 /** 592 * DMCUB scratch registers can be used to determine firmware status. 593 * Current scratch register usage is as follows: 594 * 595 * SCRATCH0: FW Boot Status register 596 * SCRATCH5: LVTMA Status Register 597 * SCRATCH15: FW Boot Options register 598 */ 599 600 /** 601 * union dmub_fw_boot_status - Status bit definitions for SCRATCH0. 602 */ 603 union dmub_fw_boot_status { 604 struct { 605 uint32_t dal_fw : 1; /**< 1 if DAL FW */ 606 uint32_t mailbox_rdy : 1; /**< 1 if mailbox ready */ 607 uint32_t optimized_init_done : 1; /**< 1 if optimized init done */ 608 uint32_t restore_required : 1; /**< 1 if driver should call restore */ 609 uint32_t defer_load : 1; /**< 1 if VBIOS data is deferred programmed */ 610 uint32_t fams_enabled : 1; /**< 1 if VBIOS data is deferred programmed */ 611 uint32_t detection_required: 1; /**< if detection need to be triggered by driver */ 612 uint32_t hw_power_init_done: 1; /**< 1 if hw power init is completed */ 613 uint32_t ono_regions_enabled: 1; /**< 1 if ONO regions are enabled */ 614 } bits; /**< status bits */ 615 uint32_t all; /**< 32-bit access to status bits */ 616 }; 617 618 /** 619 * enum dmub_fw_boot_status_bit - Enum bit definitions for SCRATCH0. 620 */ 621 enum dmub_fw_boot_status_bit { 622 DMUB_FW_BOOT_STATUS_BIT_DAL_FIRMWARE = (1 << 0), /**< 1 if DAL FW */ 623 DMUB_FW_BOOT_STATUS_BIT_MAILBOX_READY = (1 << 1), /**< 1 if mailbox ready */ 624 DMUB_FW_BOOT_STATUS_BIT_OPTIMIZED_INIT_DONE = (1 << 2), /**< 1 if init done */ 625 DMUB_FW_BOOT_STATUS_BIT_RESTORE_REQUIRED = (1 << 3), /**< 1 if driver should call restore */ 626 DMUB_FW_BOOT_STATUS_BIT_DEFERRED_LOADED = (1 << 4), /**< 1 if VBIOS data is deferred programmed */ 627 DMUB_FW_BOOT_STATUS_BIT_FAMS_ENABLED = (1 << 5), /**< 1 if FAMS is enabled*/ 628 DMUB_FW_BOOT_STATUS_BIT_DETECTION_REQUIRED = (1 << 6), /**< 1 if detection need to be triggered by driver*/ 629 DMUB_FW_BOOT_STATUS_BIT_HW_POWER_INIT_DONE = (1 << 7), /**< 1 if hw power init is completed */ 630 DMUB_FW_BOOT_STATUS_BIT_ONO_REGIONS_ENABLED = (1 << 8), /**< 1 if ONO regions are enabled */ 631 }; 632 633 /* Register bit definition for SCRATCH5 */ 634 union dmub_lvtma_status { 635 struct { 636 uint32_t psp_ok : 1; 637 uint32_t edp_on : 1; 638 uint32_t reserved : 30; 639 } bits; 640 uint32_t all; 641 }; 642 643 enum dmub_lvtma_status_bit { 644 DMUB_LVTMA_STATUS_BIT_PSP_OK = (1 << 0), 645 DMUB_LVTMA_STATUS_BIT_EDP_ON = (1 << 1), 646 }; 647 648 enum dmub_ips_disable_type { 649 DMUB_IPS_ENABLE = 0, 650 DMUB_IPS_DISABLE_ALL = 1, 651 DMUB_IPS_DISABLE_IPS1 = 2, 652 DMUB_IPS_DISABLE_IPS2 = 3, 653 DMUB_IPS_DISABLE_IPS2_Z10 = 4, 654 DMUB_IPS_DISABLE_DYNAMIC = 5, 655 DMUB_IPS_RCG_IN_ACTIVE_IPS2_IN_OFF = 6, 656 }; 657 658 #define DMUB_IPS1_ALLOW_MASK 0x00000001 659 #define DMUB_IPS2_ALLOW_MASK 0x00000002 660 #define DMUB_IPS1_COMMIT_MASK 0x00000004 661 #define DMUB_IPS2_COMMIT_MASK 0x00000008 662 663 /** 664 * union dmub_fw_boot_options - Boot option definitions for SCRATCH14 665 */ 666 union dmub_fw_boot_options { 667 struct { 668 uint32_t pemu_env : 1; /**< 1 if PEMU */ 669 uint32_t fpga_env : 1; /**< 1 if FPGA */ 670 uint32_t optimized_init : 1; /**< 1 if optimized init */ 671 uint32_t skip_phy_access : 1; /**< 1 if PHY access should be skipped */ 672 uint32_t disable_clk_gate: 1; /**< 1 if clock gating should be disabled */ 673 uint32_t skip_phy_init_panel_sequence: 1; /**< 1 to skip panel init seq */ 674 uint32_t z10_disable: 1; /**< 1 to disable z10 */ 675 uint32_t enable_dpia: 1; /**< 1 if DPIA should be enabled */ 676 uint32_t invalid_vbios_data: 1; /**< 1 if VBIOS data table is invalid */ 677 uint32_t dpia_supported: 1; /**< 1 if DPIA is supported on this platform */ 678 uint32_t sel_mux_phy_c_d_phy_f_g: 1; /**< 1 if PHYF/PHYG should be enabled on DCN31 */ 679 /**< 1 if all root clock gating is enabled and low power memory is enabled*/ 680 uint32_t power_optimization: 1; 681 uint32_t diag_env: 1; /* 1 if diagnostic environment */ 682 uint32_t gpint_scratch8: 1; /* 1 if GPINT is in scratch8*/ 683 uint32_t usb4_cm_version: 1; /**< 1 CM support */ 684 uint32_t dpia_hpd_int_enable_supported: 1; /* 1 if dpia hpd int enable supported */ 685 uint32_t enable_non_transparent_setconfig: 1; /* 1 if dpia use conventional dp lt flow*/ 686 uint32_t disable_clk_ds: 1; /* 1 if disallow dispclk_ds and dppclk_ds*/ 687 uint32_t disable_timeout_recovery : 1; /* 1 if timeout recovery should be disabled */ 688 uint32_t ips_pg_disable: 1; /* 1 to disable ONO domains power gating*/ 689 uint32_t ips_disable: 3; /* options to disable ips support*/ 690 uint32_t ips_sequential_ono: 1; /**< 1 to enable sequential ONO IPS sequence */ 691 uint32_t disable_sldo_opt: 1; /**< 1 to disable SLDO optimizations */ 692 uint32_t reserved : 7; /**< reserved */ 693 } bits; /**< boot bits */ 694 uint32_t all; /**< 32-bit access to bits */ 695 }; 696 697 enum dmub_fw_boot_options_bit { 698 DMUB_FW_BOOT_OPTION_BIT_PEMU_ENV = (1 << 0), /**< 1 if PEMU */ 699 DMUB_FW_BOOT_OPTION_BIT_FPGA_ENV = (1 << 1), /**< 1 if FPGA */ 700 DMUB_FW_BOOT_OPTION_BIT_OPTIMIZED_INIT_DONE = (1 << 2), /**< 1 if optimized init done */ 701 }; 702 703 //============================================================================== 704 //< DMUB_SHARED_STATE>========================================================== 705 //============================================================================== 706 707 /** 708 * Shared firmware state between driver and firmware for lockless communication 709 * in situations where the inbox/outbox may be unavailable. 710 * 711 * Each structure *must* be at most 256-bytes in size. The layout allocation is 712 * described below: 713 * 714 * [Header (256 Bytes)][Feature 1 (256 Bytes)][Feature 2 (256 Bytes)]... 715 */ 716 717 /** 718 * enum dmub_shared_state_feature_id - List of shared state features. 719 */ 720 enum dmub_shared_state_feature_id { 721 DMUB_SHARED_SHARE_FEATURE__INVALID = 0, 722 DMUB_SHARED_SHARE_FEATURE__IPS_FW = 1, 723 DMUB_SHARED_SHARE_FEATURE__IPS_DRIVER = 2, 724 DMUB_SHARED_STATE_FEATURE__LAST, /* Total number of features. */ 725 }; 726 727 /** 728 * struct dmub_shared_state_ips_fw - Firmware signals for IPS. 729 */ 730 union dmub_shared_state_ips_fw_signals { 731 struct { 732 uint32_t ips1_commit : 1; /**< 1 if in IPS1 */ 733 uint32_t ips2_commit : 1; /**< 1 if in IPS2 */ 734 uint32_t in_idle : 1; /**< 1 if DMCUB is in idle */ 735 uint32_t detection_required : 1; /**< 1 if detection is required */ 736 uint32_t reserved_bits : 28; /**< Reversed */ 737 } bits; 738 uint32_t all; 739 }; 740 741 /** 742 * struct dmub_shared_state_ips_signals - Firmware signals for IPS. 743 */ 744 union dmub_shared_state_ips_driver_signals { 745 struct { 746 uint32_t allow_pg : 1; /**< 1 if PG is allowed */ 747 uint32_t allow_ips1 : 1; /**< 1 is IPS1 is allowed */ 748 uint32_t allow_ips2 : 1; /**< 1 is IPS1 is allowed */ 749 uint32_t allow_z10 : 1; /**< 1 if Z10 is allowed */ 750 uint32_t reserved_bits : 28; /**< Reversed bits */ 751 } bits; 752 uint32_t all; 753 }; 754 755 /** 756 * IPS FW Version 757 */ 758 #define DMUB_SHARED_STATE__IPS_FW_VERSION 1 759 760 /** 761 * struct dmub_shared_state_ips_fw - Firmware state for IPS. 762 */ 763 struct dmub_shared_state_ips_fw { 764 union dmub_shared_state_ips_fw_signals signals; /**< 4 bytes, IPS signal bits */ 765 uint32_t rcg_entry_count; /**< Entry counter for RCG */ 766 uint32_t rcg_exit_count; /**< Exit counter for RCG */ 767 uint32_t ips1_entry_count; /**< Entry counter for IPS1 */ 768 uint32_t ips1_exit_count; /**< Exit counter for IPS1 */ 769 uint32_t ips2_entry_count; /**< Entry counter for IPS2 */ 770 uint32_t ips2_exit_count; /**< Exit counter for IPS2 */ 771 uint32_t reserved[55]; /**< Reversed, to be updated when adding new fields. */ 772 }; /* 248-bytes, fixed */ 773 774 /** 775 * IPS Driver Version 776 */ 777 #define DMUB_SHARED_STATE__IPS_DRIVER_VERSION 1 778 779 /** 780 * struct dmub_shared_state_ips_driver - Driver state for IPS. 781 */ 782 struct dmub_shared_state_ips_driver { 783 union dmub_shared_state_ips_driver_signals signals; /**< 4 bytes, IPS signal bits */ 784 uint32_t reserved[61]; /**< Reversed, to be updated when adding new fields. */ 785 }; /* 248-bytes, fixed */ 786 787 /** 788 * enum dmub_shared_state_feature_common - Generic payload. 789 */ 790 struct dmub_shared_state_feature_common { 791 uint32_t padding[62]; 792 }; /* 248-bytes, fixed */ 793 794 /** 795 * enum dmub_shared_state_feature_header - Feature description. 796 */ 797 struct dmub_shared_state_feature_header { 798 uint16_t id; /**< Feature ID */ 799 uint16_t version; /**< Feature version */ 800 uint32_t reserved; /**< Reserved bytes. */ 801 }; /* 8 bytes, fixed */ 802 803 /** 804 * struct dmub_shared_state_feature_block - Feature block. 805 */ 806 struct dmub_shared_state_feature_block { 807 struct dmub_shared_state_feature_header header; /**< Shared state header. */ 808 union dmub_shared_feature_state_union { 809 struct dmub_shared_state_feature_common common; /**< Generic data */ 810 struct dmub_shared_state_ips_fw ips_fw; /**< IPS firmware state */ 811 struct dmub_shared_state_ips_driver ips_driver; /**< IPS driver state */ 812 } data; /**< Shared state data. */ 813 }; /* 256-bytes, fixed */ 814 815 /** 816 * Shared state size in bytes. 817 */ 818 #define DMUB_FW_HEADER_SHARED_STATE_SIZE \ 819 ((DMUB_SHARED_STATE_FEATURE__LAST + 1) * sizeof(struct dmub_shared_state_feature_block)) 820 821 //============================================================================== 822 //</DMUB_STATUS>================================================================ 823 //============================================================================== 824 //< DMUB_VBIOS>================================================================= 825 //============================================================================== 826 827 /* 828 * enum dmub_cmd_vbios_type - VBIOS commands. 829 * 830 * Command IDs should be treated as stable ABI. 831 * Do not reuse or modify IDs. 832 */ 833 enum dmub_cmd_vbios_type { 834 /** 835 * Configures the DIG encoder. 836 */ 837 DMUB_CMD__VBIOS_DIGX_ENCODER_CONTROL = 0, 838 /** 839 * Controls the PHY. 840 */ 841 DMUB_CMD__VBIOS_DIG1_TRANSMITTER_CONTROL = 1, 842 /** 843 * Sets the pixel clock/symbol clock. 844 */ 845 DMUB_CMD__VBIOS_SET_PIXEL_CLOCK = 2, 846 /** 847 * Enables or disables power gating. 848 */ 849 DMUB_CMD__VBIOS_ENABLE_DISP_POWER_GATING = 3, 850 /** 851 * Controls embedded panels. 852 */ 853 DMUB_CMD__VBIOS_LVTMA_CONTROL = 15, 854 /** 855 * Query DP alt status on a transmitter. 856 */ 857 DMUB_CMD__VBIOS_TRANSMITTER_QUERY_DP_ALT = 26, 858 /** 859 * Control PHY FSM 860 */ 861 DMUB_CMD__VBIOS_TRANSMITTER_SET_PHY_FSM = 29, 862 /** 863 * Controls domain power gating 864 */ 865 DMUB_CMD__VBIOS_DOMAIN_CONTROL = 28, 866 }; 867 868 //============================================================================== 869 //</DMUB_VBIOS>================================================================= 870 //============================================================================== 871 //< DMUB_GPINT>================================================================= 872 //============================================================================== 873 874 /** 875 * The shifts and masks below may alternatively be used to format and read 876 * the command register bits. 877 */ 878 879 #define DMUB_GPINT_DATA_PARAM_MASK 0xFFFF 880 #define DMUB_GPINT_DATA_PARAM_SHIFT 0 881 882 #define DMUB_GPINT_DATA_COMMAND_CODE_MASK 0xFFF 883 #define DMUB_GPINT_DATA_COMMAND_CODE_SHIFT 16 884 885 #define DMUB_GPINT_DATA_STATUS_MASK 0xF 886 #define DMUB_GPINT_DATA_STATUS_SHIFT 28 887 888 /** 889 * Command responses. 890 */ 891 892 /** 893 * Return response for DMUB_GPINT__STOP_FW command. 894 */ 895 #define DMUB_GPINT__STOP_FW_RESPONSE 0xDEADDEAD 896 897 /** 898 * union dmub_gpint_data_register - Format for sending a command via the GPINT. 899 */ 900 union dmub_gpint_data_register { 901 struct { 902 uint32_t param : 16; /**< 16-bit parameter */ 903 uint32_t command_code : 12; /**< GPINT command */ 904 uint32_t status : 4; /**< Command status bit */ 905 } bits; /**< GPINT bit access */ 906 uint32_t all; /**< GPINT 32-bit access */ 907 }; 908 909 /* 910 * enum dmub_gpint_command - GPINT command to DMCUB FW 911 * 912 * Command IDs should be treated as stable ABI. 913 * Do not reuse or modify IDs. 914 */ 915 enum dmub_gpint_command { 916 /** 917 * Invalid command, ignored. 918 */ 919 DMUB_GPINT__INVALID_COMMAND = 0, 920 /** 921 * DESC: Queries the firmware version. 922 * RETURN: Firmware version. 923 */ 924 DMUB_GPINT__GET_FW_VERSION = 1, 925 /** 926 * DESC: Halts the firmware. 927 * RETURN: DMUB_GPINT__STOP_FW_RESPONSE (0xDEADDEAD) when halted 928 */ 929 DMUB_GPINT__STOP_FW = 2, 930 /** 931 * DESC: Get PSR state from FW. 932 * RETURN: PSR state enum. This enum may need to be converted to the legacy PSR state value. 933 */ 934 DMUB_GPINT__GET_PSR_STATE = 7, 935 /** 936 * DESC: Notifies DMCUB of the currently active streams. 937 * ARGS: Stream mask, 1 bit per active stream index. 938 */ 939 DMUB_GPINT__IDLE_OPT_NOTIFY_STREAM_MASK = 8, 940 /** 941 * DESC: Start PSR residency counter. Stop PSR resdiency counter and get value. 942 * ARGS: We can measure residency from various points. The argument will specify the residency mode. 943 * By default, it is measured from after we powerdown the PHY, to just before we powerup the PHY. 944 * RETURN: PSR residency in milli-percent. 945 */ 946 DMUB_GPINT__PSR_RESIDENCY = 9, 947 948 /** 949 * DESC: Notifies DMCUB detection is done so detection required can be cleared. 950 */ 951 DMUB_GPINT__NOTIFY_DETECTION_DONE = 12, 952 953 /** 954 * DESC: Get REPLAY state from FW. 955 * RETURN: REPLAY state enum. This enum may need to be converted to the legacy REPLAY state value. 956 */ 957 DMUB_GPINT__GET_REPLAY_STATE = 13, 958 959 /** 960 * DESC: Start REPLAY residency counter. Stop REPLAY resdiency counter and get value. 961 * ARGS: We can measure residency from various points. The argument will specify the residency mode. 962 * By default, it is measured from after we powerdown the PHY, to just before we powerup the PHY. 963 * RETURN: REPLAY residency in milli-percent. 964 */ 965 DMUB_GPINT__REPLAY_RESIDENCY = 14, 966 967 /** 968 * DESC: Copy bounding box to the host. 969 * ARGS: Version of bounding box to copy 970 * RETURN: Result of copying bounding box 971 */ 972 DMUB_GPINT__BB_COPY = 96, 973 974 /** 975 * DESC: Updates the host addresses bit48~bit63 for bounding box. 976 * ARGS: The word3 for the 64 bit address 977 */ 978 DMUB_GPINT__SET_BB_ADDR_WORD3 = 97, 979 980 /** 981 * DESC: Updates the host addresses bit32~bit47 for bounding box. 982 * ARGS: The word2 for the 64 bit address 983 */ 984 DMUB_GPINT__SET_BB_ADDR_WORD2 = 98, 985 986 /** 987 * DESC: Updates the host addresses bit16~bit31 for bounding box. 988 * ARGS: The word1 for the 64 bit address 989 */ 990 DMUB_GPINT__SET_BB_ADDR_WORD1 = 99, 991 992 /** 993 * DESC: Updates the host addresses bit0~bit15 for bounding box. 994 * ARGS: The word0 for the 64 bit address 995 */ 996 DMUB_GPINT__SET_BB_ADDR_WORD0 = 100, 997 998 /** 999 * DESC: Updates the trace buffer lower 32-bit mask. 1000 * ARGS: The new mask 1001 * RETURN: Lower 32-bit mask. 1002 */ 1003 DMUB_GPINT__UPDATE_TRACE_BUFFER_MASK = 101, 1004 1005 /** 1006 * DESC: Updates the trace buffer mask bit0~bit15. 1007 * ARGS: The new mask 1008 * RETURN: Lower 32-bit mask. 1009 */ 1010 DMUB_GPINT__SET_TRACE_BUFFER_MASK_WORD0 = 102, 1011 1012 /** 1013 * DESC: Updates the trace buffer mask bit16~bit31. 1014 * ARGS: The new mask 1015 * RETURN: Lower 32-bit mask. 1016 */ 1017 DMUB_GPINT__SET_TRACE_BUFFER_MASK_WORD1 = 103, 1018 1019 /** 1020 * DESC: Updates the trace buffer mask bit32~bit47. 1021 * ARGS: The new mask 1022 * RETURN: Lower 32-bit mask. 1023 */ 1024 DMUB_GPINT__SET_TRACE_BUFFER_MASK_WORD2 = 114, 1025 1026 /** 1027 * DESC: Updates the trace buffer mask bit48~bit63. 1028 * ARGS: The new mask 1029 * RETURN: Lower 32-bit mask. 1030 */ 1031 DMUB_GPINT__SET_TRACE_BUFFER_MASK_WORD3 = 115, 1032 1033 /** 1034 * DESC: Read the trace buffer mask bi0~bit15. 1035 */ 1036 DMUB_GPINT__GET_TRACE_BUFFER_MASK_WORD0 = 116, 1037 1038 /** 1039 * DESC: Read the trace buffer mask bit16~bit31. 1040 */ 1041 DMUB_GPINT__GET_TRACE_BUFFER_MASK_WORD1 = 117, 1042 1043 /** 1044 * DESC: Read the trace buffer mask bi32~bit47. 1045 */ 1046 DMUB_GPINT__GET_TRACE_BUFFER_MASK_WORD2 = 118, 1047 1048 /** 1049 * DESC: Updates the trace buffer mask bit32~bit63. 1050 */ 1051 DMUB_GPINT__GET_TRACE_BUFFER_MASK_WORD3 = 119, 1052 1053 /** 1054 * DESC: Enable measurements for various task duration 1055 * ARGS: 0 - Disable measurement 1056 * 1 - Enable measurement 1057 */ 1058 DMUB_GPINT__TRACE_DMUB_WAKE_ACTIVITY = 123, 1059 }; 1060 1061 /** 1062 * INBOX0 generic command definition 1063 */ 1064 union dmub_inbox0_cmd_common { 1065 struct { 1066 uint32_t command_code: 8; /**< INBOX0 command code */ 1067 uint32_t param: 24; /**< 24-bit parameter */ 1068 } bits; 1069 uint32_t all; 1070 }; 1071 1072 /** 1073 * INBOX0 hw_lock command definition 1074 */ 1075 union dmub_inbox0_cmd_lock_hw { 1076 struct { 1077 uint32_t command_code: 8; 1078 1079 /* NOTE: Must be have enough bits to match: enum hw_lock_client */ 1080 uint32_t hw_lock_client: 2; 1081 1082 /* NOTE: Below fields must match with: struct dmub_hw_lock_inst_flags */ 1083 uint32_t otg_inst: 3; 1084 uint32_t opp_inst: 3; 1085 uint32_t dig_inst: 3; 1086 1087 /* NOTE: Below fields must match with: union dmub_hw_lock_flags */ 1088 uint32_t lock_pipe: 1; 1089 uint32_t lock_cursor: 1; 1090 uint32_t lock_dig: 1; 1091 uint32_t triple_buffer_lock: 1; 1092 1093 uint32_t lock: 1; /**< Lock */ 1094 uint32_t should_release: 1; /**< Release */ 1095 uint32_t reserved: 7; /**< Reserved for extending more clients, HW, etc. */ 1096 } bits; 1097 uint32_t all; 1098 }; 1099 1100 union dmub_inbox0_data_register { 1101 union dmub_inbox0_cmd_common inbox0_cmd_common; 1102 union dmub_inbox0_cmd_lock_hw inbox0_cmd_lock_hw; 1103 }; 1104 1105 enum dmub_inbox0_command { 1106 /** 1107 * DESC: Invalid command, ignored. 1108 */ 1109 DMUB_INBOX0_CMD__INVALID_COMMAND = 0, 1110 /** 1111 * DESC: Notification to acquire/release HW lock 1112 * ARGS: 1113 */ 1114 DMUB_INBOX0_CMD__HW_LOCK = 1, 1115 }; 1116 //============================================================================== 1117 //</DMUB_GPINT>================================================================= 1118 //============================================================================== 1119 //< DMUB_CMD>=================================================================== 1120 //============================================================================== 1121 1122 /** 1123 * Size in bytes of each DMUB command. 1124 */ 1125 #define DMUB_RB_CMD_SIZE 64 1126 1127 /** 1128 * Maximum number of items in the DMUB ringbuffer. 1129 */ 1130 #define DMUB_RB_MAX_ENTRY 128 1131 1132 /** 1133 * Ringbuffer size in bytes. 1134 */ 1135 #define DMUB_RB_SIZE (DMUB_RB_CMD_SIZE * DMUB_RB_MAX_ENTRY) 1136 1137 /** 1138 * REG_SET mask for reg offload. 1139 */ 1140 #define REG_SET_MASK 0xFFFF 1141 1142 /* 1143 * enum dmub_cmd_type - DMUB inbox command. 1144 * 1145 * Command IDs should be treated as stable ABI. 1146 * Do not reuse or modify IDs. 1147 */ 1148 enum dmub_cmd_type { 1149 /** 1150 * Invalid command. 1151 */ 1152 DMUB_CMD__NULL = 0, 1153 /** 1154 * Read modify write register sequence offload. 1155 */ 1156 DMUB_CMD__REG_SEQ_READ_MODIFY_WRITE = 1, 1157 /** 1158 * Field update register sequence offload. 1159 */ 1160 DMUB_CMD__REG_SEQ_FIELD_UPDATE_SEQ = 2, 1161 /** 1162 * Burst write sequence offload. 1163 */ 1164 DMUB_CMD__REG_SEQ_BURST_WRITE = 3, 1165 /** 1166 * Reg wait sequence offload. 1167 */ 1168 DMUB_CMD__REG_REG_WAIT = 4, 1169 /** 1170 * Workaround to avoid HUBP underflow during NV12 playback. 1171 */ 1172 DMUB_CMD__PLAT_54186_WA = 5, 1173 /** 1174 * Command type used to query FW feature caps. 1175 */ 1176 DMUB_CMD__QUERY_FEATURE_CAPS = 6, 1177 /** 1178 * Command type used to get visual confirm color. 1179 */ 1180 DMUB_CMD__GET_VISUAL_CONFIRM_COLOR = 8, 1181 /** 1182 * Command type used for all PSR commands. 1183 */ 1184 DMUB_CMD__PSR = 64, 1185 /** 1186 * Command type used for all MALL commands. 1187 */ 1188 DMUB_CMD__MALL = 65, 1189 /** 1190 * Command type used for all ABM commands. 1191 */ 1192 DMUB_CMD__ABM = 66, 1193 /** 1194 * Command type used to update dirty rects in FW. 1195 */ 1196 DMUB_CMD__UPDATE_DIRTY_RECT = 67, 1197 /** 1198 * Command type used to update cursor info in FW. 1199 */ 1200 DMUB_CMD__UPDATE_CURSOR_INFO = 68, 1201 /** 1202 * Command type used for HW locking in FW. 1203 */ 1204 DMUB_CMD__HW_LOCK = 69, 1205 /** 1206 * Command type used to access DP AUX. 1207 */ 1208 DMUB_CMD__DP_AUX_ACCESS = 70, 1209 /** 1210 * Command type used for OUTBOX1 notification enable 1211 */ 1212 DMUB_CMD__OUTBOX1_ENABLE = 71, 1213 1214 /** 1215 * Command type used for all idle optimization commands. 1216 */ 1217 DMUB_CMD__IDLE_OPT = 72, 1218 /** 1219 * Command type used for all clock manager commands. 1220 */ 1221 DMUB_CMD__CLK_MGR = 73, 1222 /** 1223 * Command type used for all panel control commands. 1224 */ 1225 DMUB_CMD__PANEL_CNTL = 74, 1226 1227 /** 1228 * Command type used for all CAB commands. 1229 */ 1230 DMUB_CMD__CAB_FOR_SS = 75, 1231 1232 DMUB_CMD__FW_ASSISTED_MCLK_SWITCH = 76, 1233 1234 /** 1235 * Command type used for interfacing with DPIA. 1236 */ 1237 DMUB_CMD__DPIA = 77, 1238 /** 1239 * Command type used for EDID CEA parsing 1240 */ 1241 DMUB_CMD__EDID_CEA = 79, 1242 /** 1243 * Command type used for getting usbc cable ID 1244 */ 1245 DMUB_CMD_GET_USBC_CABLE_ID = 81, 1246 /** 1247 * Command type used to query HPD state. 1248 */ 1249 DMUB_CMD__QUERY_HPD_STATE = 82, 1250 /** 1251 * Command type used for all VBIOS interface commands. 1252 */ 1253 /** 1254 * Command type used for all REPLAY commands. 1255 */ 1256 DMUB_CMD__REPLAY = 83, 1257 1258 /** 1259 * Command type used for all SECURE_DISPLAY commands. 1260 */ 1261 DMUB_CMD__SECURE_DISPLAY = 85, 1262 1263 /** 1264 * Command type used to set DPIA HPD interrupt state 1265 */ 1266 DMUB_CMD__DPIA_HPD_INT_ENABLE = 86, 1267 1268 /** 1269 * Command type used for all PSP commands. 1270 */ 1271 DMUB_CMD__PSP = 88, 1272 1273 DMUB_CMD__VBIOS = 128, 1274 }; 1275 1276 /** 1277 * enum dmub_out_cmd_type - DMUB outbox commands. 1278 */ 1279 enum dmub_out_cmd_type { 1280 /** 1281 * Invalid outbox command, ignored. 1282 */ 1283 DMUB_OUT_CMD__NULL = 0, 1284 /** 1285 * Command type used for DP AUX Reply data notification 1286 */ 1287 DMUB_OUT_CMD__DP_AUX_REPLY = 1, 1288 /** 1289 * Command type used for DP HPD event notification 1290 */ 1291 DMUB_OUT_CMD__DP_HPD_NOTIFY = 2, 1292 /** 1293 * Command type used for SET_CONFIG Reply notification 1294 */ 1295 DMUB_OUT_CMD__SET_CONFIG_REPLY = 3, 1296 /** 1297 * Command type used for USB4 DPIA notification 1298 */ 1299 DMUB_OUT_CMD__DPIA_NOTIFICATION = 5, 1300 /** 1301 * Command type used for HPD redetect notification 1302 */ 1303 DMUB_OUT_CMD__HPD_SENSE_NOTIFY = 6, 1304 }; 1305 1306 /* DMUB_CMD__DPIA command sub-types. */ 1307 enum dmub_cmd_dpia_type { 1308 DMUB_CMD__DPIA_DIG1_DPIA_CONTROL = 0, 1309 DMUB_CMD__DPIA_SET_CONFIG_ACCESS = 1, 1310 DMUB_CMD__DPIA_MST_ALLOC_SLOTS = 2, 1311 DMUB_CMD__DPIA_SET_TPS_NOTIFICATION = 3, 1312 }; 1313 1314 /* DMUB_OUT_CMD__DPIA_NOTIFICATION command types. */ 1315 enum dmub_cmd_dpia_notification_type { 1316 DPIA_NOTIFY__BW_ALLOCATION = 0, 1317 }; 1318 1319 #pragma pack(push, 1) 1320 1321 /** 1322 * struct dmub_cmd_header - Common command header fields. 1323 */ 1324 struct dmub_cmd_header { 1325 unsigned int type : 8; /**< command type */ 1326 unsigned int sub_type : 8; /**< command sub type */ 1327 unsigned int ret_status : 1; /**< 1 if returned data, 0 otherwise */ 1328 unsigned int multi_cmd_pending : 1; /**< 1 if multiple commands chained together */ 1329 unsigned int reserved0 : 6; /**< reserved bits */ 1330 unsigned int payload_bytes : 6; /* payload excluding header - up to 60 bytes */ 1331 unsigned int reserved1 : 2; /**< reserved bits */ 1332 }; 1333 1334 /* 1335 * struct dmub_cmd_read_modify_write_sequence - Read modify write 1336 * 1337 * 60 payload bytes can hold up to 5 sets of read modify writes, 1338 * each take 3 dwords. 1339 * 1340 * number of sequences = header.payload_bytes / sizeof(struct dmub_cmd_read_modify_write_sequence) 1341 * 1342 * modify_mask = 0xffff'ffff means all fields are going to be updated. in this case 1343 * command parser will skip the read and we can use modify_mask = 0xffff'ffff as reg write 1344 */ 1345 struct dmub_cmd_read_modify_write_sequence { 1346 uint32_t addr; /**< register address */ 1347 uint32_t modify_mask; /**< modify mask */ 1348 uint32_t modify_value; /**< modify value */ 1349 }; 1350 1351 /** 1352 * Maximum number of ops in read modify write sequence. 1353 */ 1354 #define DMUB_READ_MODIFY_WRITE_SEQ__MAX 5 1355 1356 /** 1357 * struct dmub_cmd_read_modify_write_sequence - Read modify write command. 1358 */ 1359 struct dmub_rb_cmd_read_modify_write { 1360 struct dmub_cmd_header header; /**< command header */ 1361 /** 1362 * Read modify write sequence. 1363 */ 1364 struct dmub_cmd_read_modify_write_sequence seq[DMUB_READ_MODIFY_WRITE_SEQ__MAX]; 1365 }; 1366 1367 /* 1368 * Update a register with specified masks and values sequeunce 1369 * 1370 * 60 payload bytes can hold address + up to 7 sets of mask/value combo, each take 2 dword 1371 * 1372 * number of field update sequence = (header.payload_bytes - sizeof(addr)) / sizeof(struct read_modify_write_sequence) 1373 * 1374 * 1375 * USE CASE: 1376 * 1. auto-increment register where additional read would update pointer and produce wrong result 1377 * 2. toggle a bit without read in the middle 1378 */ 1379 1380 struct dmub_cmd_reg_field_update_sequence { 1381 uint32_t modify_mask; /**< 0xffff'ffff to skip initial read */ 1382 uint32_t modify_value; /**< value to update with */ 1383 }; 1384 1385 /** 1386 * Maximum number of ops in field update sequence. 1387 */ 1388 #define DMUB_REG_FIELD_UPDATE_SEQ__MAX 7 1389 1390 /** 1391 * struct dmub_rb_cmd_reg_field_update_sequence - Field update command. 1392 */ 1393 struct dmub_rb_cmd_reg_field_update_sequence { 1394 struct dmub_cmd_header header; /**< command header */ 1395 uint32_t addr; /**< register address */ 1396 /** 1397 * Field update sequence. 1398 */ 1399 struct dmub_cmd_reg_field_update_sequence seq[DMUB_REG_FIELD_UPDATE_SEQ__MAX]; 1400 }; 1401 1402 1403 /** 1404 * Maximum number of burst write values. 1405 */ 1406 #define DMUB_BURST_WRITE_VALUES__MAX 14 1407 1408 /* 1409 * struct dmub_rb_cmd_burst_write - Burst write 1410 * 1411 * support use case such as writing out LUTs. 1412 * 1413 * 60 payload bytes can hold up to 14 values to write to given address 1414 * 1415 * number of payload = header.payload_bytes / sizeof(struct read_modify_write_sequence) 1416 */ 1417 struct dmub_rb_cmd_burst_write { 1418 struct dmub_cmd_header header; /**< command header */ 1419 uint32_t addr; /**< register start address */ 1420 /** 1421 * Burst write register values. 1422 */ 1423 uint32_t write_values[DMUB_BURST_WRITE_VALUES__MAX]; 1424 }; 1425 1426 /** 1427 * struct dmub_rb_cmd_common - Common command header 1428 */ 1429 struct dmub_rb_cmd_common { 1430 struct dmub_cmd_header header; /**< command header */ 1431 /** 1432 * Padding to RB_CMD_SIZE 1433 */ 1434 uint8_t cmd_buffer[DMUB_RB_CMD_SIZE - sizeof(struct dmub_cmd_header)]; 1435 }; 1436 1437 /** 1438 * struct dmub_cmd_reg_wait_data - Register wait data 1439 */ 1440 struct dmub_cmd_reg_wait_data { 1441 uint32_t addr; /**< Register address */ 1442 uint32_t mask; /**< Mask for register bits */ 1443 uint32_t condition_field_value; /**< Value to wait for */ 1444 uint32_t time_out_us; /**< Time out for reg wait in microseconds */ 1445 }; 1446 1447 /** 1448 * struct dmub_rb_cmd_reg_wait - Register wait command 1449 */ 1450 struct dmub_rb_cmd_reg_wait { 1451 struct dmub_cmd_header header; /**< Command header */ 1452 struct dmub_cmd_reg_wait_data reg_wait; /**< Register wait data */ 1453 }; 1454 1455 /** 1456 * struct dmub_cmd_PLAT_54186_wa - Underflow workaround 1457 * 1458 * Reprograms surface parameters to avoid underflow. 1459 */ 1460 struct dmub_cmd_PLAT_54186_wa { 1461 uint32_t DCSURF_SURFACE_CONTROL; /**< reg value */ 1462 uint32_t DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH; /**< reg value */ 1463 uint32_t DCSURF_PRIMARY_SURFACE_ADDRESS; /**< reg value */ 1464 uint32_t DCSURF_PRIMARY_SURFACE_ADDRESS_HIGH_C; /**< reg value */ 1465 uint32_t DCSURF_PRIMARY_SURFACE_ADDRESS_C; /**< reg value */ 1466 struct { 1467 uint32_t hubp_inst : 4; /**< HUBP instance */ 1468 uint32_t tmz_surface : 1; /**< TMZ enable or disable */ 1469 uint32_t immediate :1; /**< Immediate flip */ 1470 uint32_t vmid : 4; /**< VMID */ 1471 uint32_t grph_stereo : 1; /**< 1 if stereo */ 1472 uint32_t reserved : 21; /**< Reserved */ 1473 } flip_params; /**< Pageflip parameters */ 1474 uint32_t reserved[9]; /**< Reserved bits */ 1475 }; 1476 1477 /** 1478 * struct dmub_rb_cmd_PLAT_54186_wa - Underflow workaround command 1479 */ 1480 struct dmub_rb_cmd_PLAT_54186_wa { 1481 struct dmub_cmd_header header; /**< Command header */ 1482 struct dmub_cmd_PLAT_54186_wa flip; /**< Flip data */ 1483 }; 1484 1485 /** 1486 * enum dmub_cmd_mall_type - MALL commands 1487 */ 1488 enum dmub_cmd_mall_type { 1489 /** 1490 * Allows display refresh from MALL. 1491 */ 1492 DMUB_CMD__MALL_ACTION_ALLOW = 0, 1493 /** 1494 * Disallows display refresh from MALL. 1495 */ 1496 DMUB_CMD__MALL_ACTION_DISALLOW = 1, 1497 /** 1498 * Cursor copy for MALL. 1499 */ 1500 DMUB_CMD__MALL_ACTION_COPY_CURSOR = 2, 1501 /** 1502 * Controls DF requests. 1503 */ 1504 DMUB_CMD__MALL_ACTION_NO_DF_REQ = 3, 1505 }; 1506 1507 /** 1508 * struct dmub_rb_cmd_mall - MALL command data. 1509 */ 1510 struct dmub_rb_cmd_mall { 1511 struct dmub_cmd_header header; /**< Common command header */ 1512 union dmub_addr cursor_copy_src; /**< Cursor copy address */ 1513 union dmub_addr cursor_copy_dst; /**< Cursor copy destination */ 1514 uint32_t tmr_delay; /**< Timer delay */ 1515 uint32_t tmr_scale; /**< Timer scale */ 1516 uint16_t cursor_width; /**< Cursor width in pixels */ 1517 uint16_t cursor_pitch; /**< Cursor pitch in pixels */ 1518 uint16_t cursor_height; /**< Cursor height in pixels */ 1519 uint8_t cursor_bpp; /**< Cursor bits per pixel */ 1520 uint8_t debug_bits; /**< Debug bits */ 1521 1522 uint8_t reserved1; /**< Reserved bits */ 1523 uint8_t reserved2; /**< Reserved bits */ 1524 }; 1525 1526 /** 1527 * enum dmub_cmd_cab_type - CAB command data. 1528 */ 1529 enum dmub_cmd_cab_type { 1530 /** 1531 * No idle optimizations (i.e. no CAB) 1532 */ 1533 DMUB_CMD__CAB_NO_IDLE_OPTIMIZATION = 0, 1534 /** 1535 * No DCN requests for memory 1536 */ 1537 DMUB_CMD__CAB_NO_DCN_REQ = 1, 1538 /** 1539 * Fit surfaces in CAB (i.e. CAB enable) 1540 */ 1541 DMUB_CMD__CAB_DCN_SS_FIT_IN_CAB = 2, 1542 /** 1543 * Do not fit surfaces in CAB (i.e. no CAB) 1544 */ 1545 DMUB_CMD__CAB_DCN_SS_NOT_FIT_IN_CAB = 3, 1546 }; 1547 1548 /** 1549 * struct dmub_rb_cmd_cab - CAB command data. 1550 */ 1551 struct dmub_rb_cmd_cab_for_ss { 1552 struct dmub_cmd_header header; 1553 uint8_t cab_alloc_ways; /* total number of ways */ 1554 uint8_t debug_bits; /* debug bits */ 1555 }; 1556 1557 /** 1558 * Enum for indicating which MCLK switch mode per pipe 1559 */ 1560 enum mclk_switch_mode { 1561 NONE = 0, 1562 FPO = 1, 1563 SUBVP = 2, 1564 VBLANK = 3, 1565 }; 1566 1567 /* Per pipe struct which stores the MCLK switch mode 1568 * data to be sent to DMUB. 1569 * Named "v2" for now -- once FPO and SUBVP are fully merged 1570 * the type name can be updated 1571 */ 1572 struct dmub_cmd_fw_assisted_mclk_switch_pipe_data_v2 { 1573 union { 1574 struct { 1575 uint32_t pix_clk_100hz; 1576 uint16_t main_vblank_start; 1577 uint16_t main_vblank_end; 1578 uint16_t mall_region_lines; 1579 uint16_t prefetch_lines; 1580 uint16_t prefetch_to_mall_start_lines; 1581 uint16_t processing_delay_lines; 1582 uint16_t htotal; // required to calculate line time for multi-display cases 1583 uint16_t vtotal; 1584 uint8_t main_pipe_index; 1585 uint8_t phantom_pipe_index; 1586 /* Since the microschedule is calculated in terms of OTG lines, 1587 * include any scaling factors to make sure when we get accurate 1588 * conversion when programming MALL_START_LINE (which is in terms 1589 * of HUBP lines). If 4K is being downscaled to 1080p, scale factor 1590 * is 1/2 (numerator = 1, denominator = 2). 1591 */ 1592 uint8_t scale_factor_numerator; 1593 uint8_t scale_factor_denominator; 1594 uint8_t is_drr; 1595 uint8_t main_split_pipe_index; 1596 uint8_t phantom_split_pipe_index; 1597 } subvp_data; 1598 1599 struct { 1600 uint32_t pix_clk_100hz; 1601 uint16_t vblank_start; 1602 uint16_t vblank_end; 1603 uint16_t vstartup_start; 1604 uint16_t vtotal; 1605 uint16_t htotal; 1606 uint8_t vblank_pipe_index; 1607 uint8_t padding[1]; 1608 struct { 1609 uint8_t drr_in_use; 1610 uint8_t drr_window_size_ms; // Indicates largest VMIN/VMAX adjustment per frame 1611 uint16_t min_vtotal_supported; // Min VTOTAL that supports switching in VBLANK 1612 uint16_t max_vtotal_supported; // Max VTOTAL that can support SubVP static scheduling 1613 uint8_t use_ramping; // Use ramping or not 1614 uint8_t drr_vblank_start_margin; 1615 } drr_info; // DRR considered as part of SubVP + VBLANK case 1616 } vblank_data; 1617 } pipe_config; 1618 1619 /* - subvp_data in the union (pipe_config) takes up 27 bytes. 1620 * - Make the "mode" field a uint8_t instead of enum so we only use 1 byte (only 1621 * for the DMCUB command, cast to enum once we populate the DMCUB subvp state). 1622 */ 1623 uint8_t mode; // enum mclk_switch_mode 1624 }; 1625 1626 /** 1627 * Config data for Sub-VP and FPO 1628 * Named "v2" for now -- once FPO and SUBVP are fully merged 1629 * the type name can be updated 1630 */ 1631 struct dmub_cmd_fw_assisted_mclk_switch_config_v2 { 1632 uint16_t watermark_a_cache; 1633 uint8_t vertical_int_margin_us; 1634 uint8_t pstate_allow_width_us; 1635 struct dmub_cmd_fw_assisted_mclk_switch_pipe_data_v2 pipe_data[DMUB_MAX_SUBVP_STREAMS]; 1636 }; 1637 1638 /** 1639 * DMUB rb command definition for Sub-VP and FPO 1640 * Named "v2" for now -- once FPO and SUBVP are fully merged 1641 * the type name can be updated 1642 */ 1643 struct dmub_rb_cmd_fw_assisted_mclk_switch_v2 { 1644 struct dmub_cmd_header header; 1645 struct dmub_cmd_fw_assisted_mclk_switch_config_v2 config_data; 1646 }; 1647 1648 struct dmub_flip_addr_info { 1649 uint32_t surf_addr_lo; 1650 uint32_t surf_addr_c_lo; 1651 uint32_t meta_addr_lo; 1652 uint32_t meta_addr_c_lo; 1653 uint16_t surf_addr_hi; 1654 uint16_t surf_addr_c_hi; 1655 uint16_t meta_addr_hi; 1656 uint16_t meta_addr_c_hi; 1657 }; 1658 1659 struct dmub_fams2_flip_info { 1660 union { 1661 struct { 1662 uint8_t is_immediate: 1; 1663 } bits; 1664 uint8_t all; 1665 } config; 1666 uint8_t otg_inst; 1667 uint8_t pipe_mask; 1668 uint8_t pad; 1669 struct dmub_flip_addr_info addr_info; 1670 }; 1671 1672 struct dmub_rb_cmd_fams2_flip { 1673 struct dmub_cmd_header header; 1674 struct dmub_fams2_flip_info flip_info; 1675 }; 1676 1677 struct dmub_optc_state_v2 { 1678 uint32_t v_total_min; 1679 uint32_t v_total_max; 1680 uint32_t v_total_mid; 1681 uint32_t v_total_mid_frame_num; 1682 uint8_t program_manual_trigger; 1683 uint8_t tg_inst; 1684 uint8_t pad[2]; 1685 }; 1686 1687 struct dmub_optc_position { 1688 uint32_t vpos; 1689 uint32_t hpos; 1690 uint32_t frame; 1691 }; 1692 1693 struct dmub_rb_cmd_fams2_drr_update { 1694 struct dmub_cmd_header header; 1695 struct dmub_optc_state_v2 dmub_optc_state_req; 1696 }; 1697 1698 /* HW and FW global configuration data for FAMS2 */ 1699 /* FAMS2 types and structs */ 1700 enum fams2_stream_type { 1701 FAMS2_STREAM_TYPE_NONE = 0, 1702 FAMS2_STREAM_TYPE_VBLANK = 1, 1703 FAMS2_STREAM_TYPE_VACTIVE = 2, 1704 FAMS2_STREAM_TYPE_DRR = 3, 1705 FAMS2_STREAM_TYPE_SUBVP = 4, 1706 }; 1707 1708 /* dynamic stream state */ 1709 struct dmub_fams2_legacy_stream_dynamic_state { 1710 uint8_t force_allow_at_vblank; 1711 uint8_t pad[3]; 1712 }; 1713 1714 struct dmub_fams2_subvp_stream_dynamic_state { 1715 uint16_t viewport_start_hubp_vline; 1716 uint16_t viewport_height_hubp_vlines; 1717 uint16_t viewport_start_c_hubp_vline; 1718 uint16_t viewport_height_c_hubp_vlines; 1719 uint16_t phantom_viewport_height_hubp_vlines; 1720 uint16_t phantom_viewport_height_c_hubp_vlines; 1721 uint16_t microschedule_start_otg_vline; 1722 uint16_t mall_start_otg_vline; 1723 uint16_t mall_start_hubp_vline; 1724 uint16_t mall_start_c_hubp_vline; 1725 uint8_t force_allow_at_vblank_only; 1726 uint8_t pad[3]; 1727 }; 1728 1729 struct dmub_fams2_drr_stream_dynamic_state { 1730 uint16_t stretched_vtotal; 1731 uint8_t use_cur_vtotal; 1732 uint8_t pad; 1733 }; 1734 1735 struct dmub_fams2_stream_dynamic_state { 1736 uint64_t ref_tick; 1737 uint32_t cur_vtotal; 1738 uint16_t adjusted_allow_end_otg_vline; 1739 uint8_t pad[2]; 1740 struct dmub_optc_position ref_otg_pos; 1741 struct dmub_optc_position target_otg_pos; 1742 union { 1743 struct dmub_fams2_legacy_stream_dynamic_state legacy; 1744 struct dmub_fams2_subvp_stream_dynamic_state subvp; 1745 struct dmub_fams2_drr_stream_dynamic_state drr; 1746 } sub_state; 1747 }; 1748 1749 /* static stream state */ 1750 struct dmub_fams2_legacy_stream_static_state { 1751 uint8_t vactive_det_fill_delay_otg_vlines; 1752 uint8_t programming_delay_otg_vlines; 1753 }; 1754 1755 struct dmub_fams2_subvp_stream_static_state { 1756 uint16_t vratio_numerator; 1757 uint16_t vratio_denominator; 1758 uint16_t phantom_vtotal; 1759 uint16_t phantom_vactive; 1760 union { 1761 struct { 1762 uint8_t is_multi_planar : 1; 1763 uint8_t is_yuv420 : 1; 1764 } bits; 1765 uint8_t all; 1766 } config; 1767 uint8_t programming_delay_otg_vlines; 1768 uint8_t prefetch_to_mall_otg_vlines; 1769 uint8_t phantom_otg_inst; 1770 uint8_t phantom_pipe_mask; 1771 uint8_t phantom_plane_pipe_masks[DMUB_MAX_PHANTOM_PLANES]; // phantom pipe mask per plane (for flip passthrough) 1772 }; 1773 1774 struct dmub_fams2_drr_stream_static_state { 1775 uint16_t nom_stretched_vtotal; 1776 uint8_t programming_delay_otg_vlines; 1777 uint8_t only_stretch_if_required; 1778 uint8_t pad[2]; 1779 }; 1780 1781 struct dmub_fams2_stream_static_state { 1782 enum fams2_stream_type type; 1783 uint32_t otg_vline_time_ns; 1784 uint32_t otg_vline_time_ticks; 1785 uint16_t htotal; 1786 uint16_t vtotal; // nominal vtotal 1787 uint16_t vblank_start; 1788 uint16_t vblank_end; 1789 uint16_t max_vtotal; 1790 uint16_t allow_start_otg_vline; 1791 uint16_t allow_end_otg_vline; 1792 uint16_t drr_keepout_otg_vline; // after this vline, vtotal cannot be changed 1793 uint8_t scheduling_delay_otg_vlines; // min time to budget for ready to microschedule start 1794 uint8_t contention_delay_otg_vlines; // time to budget for contention on execution 1795 uint8_t vline_int_ack_delay_otg_vlines; // min time to budget for vertical interrupt firing 1796 uint8_t allow_to_target_delay_otg_vlines; // time from allow vline to target vline 1797 union { 1798 struct { 1799 uint8_t is_drr: 1; // stream is DRR enabled 1800 uint8_t clamp_vtotal_min: 1; // clamp vtotal to min instead of nominal 1801 uint8_t min_ttu_vblank_usable: 1; // if min ttu vblank is above wm, no force pstate is needed in blank 1802 } bits; 1803 uint8_t all; 1804 } config; 1805 uint8_t otg_inst; 1806 uint8_t pipe_mask; // pipe mask for the whole config 1807 uint8_t num_planes; 1808 uint8_t plane_pipe_masks[DMUB_MAX_PLANES]; // pipe mask per plane (for flip passthrough) 1809 uint8_t pad[DMUB_MAX_PLANES % 4]; 1810 union { 1811 struct dmub_fams2_legacy_stream_static_state legacy; 1812 struct dmub_fams2_subvp_stream_static_state subvp; 1813 struct dmub_fams2_drr_stream_static_state drr; 1814 } sub_state; 1815 }; 1816 1817 /** 1818 * enum dmub_fams2_allow_delay_check_mode - macroscheduler mode for breaking on excessive 1819 * p-state request to allow latency 1820 */ 1821 enum dmub_fams2_allow_delay_check_mode { 1822 /* No check for request to allow delay */ 1823 FAMS2_ALLOW_DELAY_CHECK_NONE = 0, 1824 /* Check for request to allow delay */ 1825 FAMS2_ALLOW_DELAY_CHECK_FROM_START = 1, 1826 /* Check for prepare to allow delay */ 1827 FAMS2_ALLOW_DELAY_CHECK_FROM_PREPARE = 2, 1828 }; 1829 1830 union dmub_fams2_global_feature_config { 1831 struct { 1832 uint32_t enable: 1; 1833 uint32_t enable_ppt_check: 1; 1834 uint32_t enable_stall_recovery: 1; 1835 uint32_t enable_debug: 1; 1836 uint32_t enable_offload_flip: 1; 1837 uint32_t enable_visual_confirm: 1; 1838 uint32_t allow_delay_check_mode: 2; 1839 uint32_t reserved: 24; 1840 } bits; 1841 uint32_t all; 1842 }; 1843 1844 struct dmub_cmd_fams2_global_config { 1845 uint32_t max_allow_delay_us; // max delay to assert allow from uclk change begin 1846 uint32_t lock_wait_time_us; // time to forecast acquisition of lock 1847 uint32_t num_streams; 1848 union dmub_fams2_global_feature_config features; 1849 uint32_t recovery_timeout_us; 1850 uint32_t hwfq_flip_programming_delay_us; 1851 }; 1852 1853 union dmub_cmd_fams2_config { 1854 struct dmub_cmd_fams2_global_config global; 1855 struct dmub_fams2_stream_static_state stream; 1856 }; 1857 1858 /** 1859 * DMUB rb command definition for FAMS2 (merged SubVP, FPO, Legacy) 1860 */ 1861 struct dmub_rb_cmd_fams2 { 1862 struct dmub_cmd_header header; 1863 union dmub_cmd_fams2_config config; 1864 }; 1865 1866 /** 1867 * enum dmub_cmd_idle_opt_type - Idle optimization command type. 1868 */ 1869 enum dmub_cmd_idle_opt_type { 1870 /** 1871 * DCN hardware restore. 1872 */ 1873 DMUB_CMD__IDLE_OPT_DCN_RESTORE = 0, 1874 1875 /** 1876 * DCN hardware save. 1877 */ 1878 DMUB_CMD__IDLE_OPT_DCN_SAVE_INIT = 1, 1879 1880 /** 1881 * DCN hardware notify idle. 1882 */ 1883 DMUB_CMD__IDLE_OPT_DCN_NOTIFY_IDLE = 2, 1884 1885 /** 1886 * DCN hardware notify power state. 1887 */ 1888 DMUB_CMD__IDLE_OPT_SET_DC_POWER_STATE = 3, 1889 }; 1890 1891 /** 1892 * struct dmub_rb_cmd_idle_opt_dcn_restore - DCN restore command data. 1893 */ 1894 struct dmub_rb_cmd_idle_opt_dcn_restore { 1895 struct dmub_cmd_header header; /**< header */ 1896 }; 1897 1898 /** 1899 * struct dmub_dcn_notify_idle_cntl_data - Data passed to FW in a DMUB_CMD__IDLE_OPT_DCN_NOTIFY_IDLE command. 1900 */ 1901 struct dmub_dcn_notify_idle_cntl_data { 1902 uint8_t driver_idle; 1903 uint8_t skip_otg_disable; 1904 uint8_t reserved[58]; 1905 }; 1906 1907 /** 1908 * struct dmub_rb_cmd_idle_opt_dcn_notify_idle - Data passed to FW in a DMUB_CMD__IDLE_OPT_DCN_NOTIFY_IDLE command. 1909 */ 1910 struct dmub_rb_cmd_idle_opt_dcn_notify_idle { 1911 struct dmub_cmd_header header; /**< header */ 1912 struct dmub_dcn_notify_idle_cntl_data cntl_data; 1913 }; 1914 1915 /** 1916 * enum dmub_idle_opt_dc_power_state - DC power states. 1917 */ 1918 enum dmub_idle_opt_dc_power_state { 1919 DMUB_IDLE_OPT_DC_POWER_STATE_UNKNOWN = 0, 1920 DMUB_IDLE_OPT_DC_POWER_STATE_D0 = 1, 1921 DMUB_IDLE_OPT_DC_POWER_STATE_D1 = 2, 1922 DMUB_IDLE_OPT_DC_POWER_STATE_D2 = 4, 1923 DMUB_IDLE_OPT_DC_POWER_STATE_D3 = 8, 1924 }; 1925 1926 /** 1927 * struct dmub_idle_opt_set_dc_power_state_data - Data passed to FW in a DMUB_CMD__IDLE_OPT_SET_DC_POWER_STATE command. 1928 */ 1929 struct dmub_idle_opt_set_dc_power_state_data { 1930 uint8_t power_state; /**< power state */ 1931 uint8_t pad[3]; /**< padding */ 1932 }; 1933 1934 /** 1935 * struct dmub_rb_cmd_idle_opt_set_dc_power_state - Data passed to FW in a DMUB_CMD__IDLE_OPT_SET_DC_POWER_STATE command. 1936 */ 1937 struct dmub_rb_cmd_idle_opt_set_dc_power_state { 1938 struct dmub_cmd_header header; /**< header */ 1939 struct dmub_idle_opt_set_dc_power_state_data data; 1940 }; 1941 1942 /** 1943 * struct dmub_clocks - Clock update notification. 1944 */ 1945 struct dmub_clocks { 1946 uint32_t dispclk_khz; /**< dispclk kHz */ 1947 uint32_t dppclk_khz; /**< dppclk kHz */ 1948 uint32_t dcfclk_khz; /**< dcfclk kHz */ 1949 uint32_t dcfclk_deep_sleep_khz; /**< dcfclk deep sleep kHz */ 1950 }; 1951 1952 /** 1953 * enum dmub_cmd_clk_mgr_type - Clock manager commands. 1954 */ 1955 enum dmub_cmd_clk_mgr_type { 1956 /** 1957 * Notify DMCUB of clock update. 1958 */ 1959 DMUB_CMD__CLK_MGR_NOTIFY_CLOCKS = 0, 1960 }; 1961 1962 /** 1963 * struct dmub_rb_cmd_clk_mgr_notify_clocks - Clock update notification. 1964 */ 1965 struct dmub_rb_cmd_clk_mgr_notify_clocks { 1966 struct dmub_cmd_header header; /**< header */ 1967 struct dmub_clocks clocks; /**< clock data */ 1968 }; 1969 1970 /** 1971 * struct dmub_cmd_digx_encoder_control_data - Encoder control data. 1972 */ 1973 struct dmub_cmd_digx_encoder_control_data { 1974 union dig_encoder_control_parameters_v1_5 dig; /**< payload */ 1975 }; 1976 1977 /** 1978 * struct dmub_rb_cmd_digx_encoder_control - Encoder control command. 1979 */ 1980 struct dmub_rb_cmd_digx_encoder_control { 1981 struct dmub_cmd_header header; /**< header */ 1982 struct dmub_cmd_digx_encoder_control_data encoder_control; /**< payload */ 1983 }; 1984 1985 /** 1986 * struct dmub_cmd_set_pixel_clock_data - Set pixel clock data. 1987 */ 1988 struct dmub_cmd_set_pixel_clock_data { 1989 struct set_pixel_clock_parameter_v1_7 clk; /**< payload */ 1990 }; 1991 1992 /** 1993 * struct dmub_cmd_set_pixel_clock_data - Set pixel clock command. 1994 */ 1995 struct dmub_rb_cmd_set_pixel_clock { 1996 struct dmub_cmd_header header; /**< header */ 1997 struct dmub_cmd_set_pixel_clock_data pixel_clock; /**< payload */ 1998 }; 1999 2000 /** 2001 * struct dmub_cmd_enable_disp_power_gating_data - Display power gating. 2002 */ 2003 struct dmub_cmd_enable_disp_power_gating_data { 2004 struct enable_disp_power_gating_parameters_v2_1 pwr; /**< payload */ 2005 }; 2006 2007 /** 2008 * struct dmub_rb_cmd_enable_disp_power_gating - Display power command. 2009 */ 2010 struct dmub_rb_cmd_enable_disp_power_gating { 2011 struct dmub_cmd_header header; /**< header */ 2012 struct dmub_cmd_enable_disp_power_gating_data power_gating; /**< payload */ 2013 }; 2014 2015 /** 2016 * struct dmub_dig_transmitter_control_data_v1_7 - Transmitter control. 2017 */ 2018 struct dmub_dig_transmitter_control_data_v1_7 { 2019 uint8_t phyid; /**< 0=UNIPHYA, 1=UNIPHYB, 2=UNIPHYC, 3=UNIPHYD, 4=UNIPHYE, 5=UNIPHYF */ 2020 uint8_t action; /**< Defined as ATOM_TRANSMITER_ACTION_xxx */ 2021 union { 2022 uint8_t digmode; /**< enum atom_encode_mode_def */ 2023 uint8_t dplaneset; /**< DP voltage swing and pre-emphasis value, "DP_LANE_SET__xDB_y_zV" */ 2024 } mode_laneset; 2025 uint8_t lanenum; /**< Number of lanes */ 2026 union { 2027 uint32_t symclk_10khz; /**< Symbol Clock in 10Khz */ 2028 } symclk_units; 2029 uint8_t hpdsel; /**< =1: HPD1, =2: HPD2, ..., =6: HPD6, =0: HPD is not assigned */ 2030 uint8_t digfe_sel; /**< DIG front-end selection, bit0 means DIG0 FE is enabled */ 2031 uint8_t connobj_id; /**< Connector Object Id defined in ObjectId.h */ 2032 uint8_t HPO_instance; /**< HPO instance (0: inst0, 1: inst1) */ 2033 uint8_t reserved1; /**< For future use */ 2034 uint8_t reserved2[3]; /**< For future use */ 2035 uint32_t reserved3[11]; /**< For future use */ 2036 }; 2037 2038 /** 2039 * union dmub_cmd_dig1_transmitter_control_data - Transmitter control data. 2040 */ 2041 union dmub_cmd_dig1_transmitter_control_data { 2042 struct dig_transmitter_control_parameters_v1_6 dig; /**< payload */ 2043 struct dmub_dig_transmitter_control_data_v1_7 dig_v1_7; /**< payload 1.7 */ 2044 }; 2045 2046 /** 2047 * struct dmub_rb_cmd_dig1_transmitter_control - Transmitter control command. 2048 */ 2049 struct dmub_rb_cmd_dig1_transmitter_control { 2050 struct dmub_cmd_header header; /**< header */ 2051 union dmub_cmd_dig1_transmitter_control_data transmitter_control; /**< payload */ 2052 }; 2053 2054 /** 2055 * struct dmub_rb_cmd_domain_control_data - Data for DOMAIN power control 2056 */ 2057 struct dmub_rb_cmd_domain_control_data { 2058 uint8_t inst : 6; /**< DOMAIN instance to control */ 2059 uint8_t power_gate : 1; /**< 1=power gate, 0=power up */ 2060 uint8_t reserved[3]; /**< Reserved for future use */ 2061 }; 2062 2063 /** 2064 * struct dmub_rb_cmd_domain_control - Controls DOMAIN power gating 2065 */ 2066 struct dmub_rb_cmd_domain_control { 2067 struct dmub_cmd_header header; /**< header */ 2068 struct dmub_rb_cmd_domain_control_data data; /**< payload */ 2069 }; 2070 2071 /** 2072 * DPIA tunnel command parameters. 2073 */ 2074 struct dmub_cmd_dig_dpia_control_data { 2075 uint8_t enc_id; /** 0 = ENGINE_ID_DIGA, ... */ 2076 uint8_t action; /** ATOM_TRANSMITER_ACTION_DISABLE/ENABLE/SETUP_VSEMPH */ 2077 union { 2078 uint8_t digmode; /** enum atom_encode_mode_def */ 2079 uint8_t dplaneset; /** DP voltage swing and pre-emphasis value */ 2080 } mode_laneset; 2081 uint8_t lanenum; /** Lane number 1, 2, 4, 8 */ 2082 uint32_t symclk_10khz; /** Symbol Clock in 10Khz */ 2083 uint8_t hpdsel; /** =0: HPD is not assigned */ 2084 uint8_t digfe_sel; /** DIG stream( front-end ) selection, bit0 - DIG0 FE */ 2085 uint8_t dpia_id; /** Index of DPIA */ 2086 uint8_t fec_rdy : 1; 2087 uint8_t reserved : 7; 2088 uint32_t reserved1; 2089 }; 2090 2091 /** 2092 * DMUB command for DPIA tunnel control. 2093 */ 2094 struct dmub_rb_cmd_dig1_dpia_control { 2095 struct dmub_cmd_header header; 2096 struct dmub_cmd_dig_dpia_control_data dpia_control; 2097 }; 2098 2099 /** 2100 * SET_CONFIG Command Payload 2101 */ 2102 struct set_config_cmd_payload { 2103 uint8_t msg_type; /* set config message type */ 2104 uint8_t msg_data; /* set config message data */ 2105 }; 2106 2107 /** 2108 * Data passed from driver to FW in a DMUB_CMD__DPIA_SET_CONFIG_ACCESS command. 2109 */ 2110 struct dmub_cmd_set_config_control_data { 2111 struct set_config_cmd_payload cmd_pkt; 2112 uint8_t instance; /* DPIA instance */ 2113 uint8_t immed_status; /* Immediate status returned in case of error */ 2114 }; 2115 2116 /** 2117 * DMUB command structure for SET_CONFIG command. 2118 */ 2119 struct dmub_rb_cmd_set_config_access { 2120 struct dmub_cmd_header header; /* header */ 2121 struct dmub_cmd_set_config_control_data set_config_control; /* set config data */ 2122 }; 2123 2124 /** 2125 * Data passed from driver to FW in a DMUB_CMD__DPIA_MST_ALLOC_SLOTS command. 2126 */ 2127 struct dmub_cmd_mst_alloc_slots_control_data { 2128 uint8_t mst_alloc_slots; /* mst slots to be allotted */ 2129 uint8_t instance; /* DPIA instance */ 2130 uint8_t immed_status; /* Immediate status returned as there is no outbox msg posted */ 2131 uint8_t mst_slots_in_use; /* returns slots in use for error cases */ 2132 }; 2133 2134 /** 2135 * DMUB command structure for SET_ command. 2136 */ 2137 struct dmub_rb_cmd_set_mst_alloc_slots { 2138 struct dmub_cmd_header header; /* header */ 2139 struct dmub_cmd_mst_alloc_slots_control_data mst_slots_control; /* mst slots control */ 2140 }; 2141 2142 /** 2143 * Data passed from driver to FW in a DMUB_CMD__SET_TPS_NOTIFICATION command. 2144 */ 2145 struct dmub_cmd_tps_notification_data { 2146 uint8_t instance; /* DPIA instance */ 2147 uint8_t tps; /* requested training pattern */ 2148 uint8_t reserved1; 2149 uint8_t reserved2; 2150 }; 2151 2152 /** 2153 * DMUB command structure for SET_TPS_NOTIFICATION command. 2154 */ 2155 struct dmub_rb_cmd_set_tps_notification { 2156 struct dmub_cmd_header header; /* header */ 2157 struct dmub_cmd_tps_notification_data tps_notification; /* set tps_notification data */ 2158 }; 2159 2160 /** 2161 * DMUB command structure for DPIA HPD int enable control. 2162 */ 2163 struct dmub_rb_cmd_dpia_hpd_int_enable { 2164 struct dmub_cmd_header header; /* header */ 2165 uint32_t enable; /* dpia hpd interrupt enable */ 2166 }; 2167 2168 /** 2169 * struct dmub_rb_cmd_dpphy_init - DPPHY init. 2170 */ 2171 struct dmub_rb_cmd_dpphy_init { 2172 struct dmub_cmd_header header; /**< header */ 2173 uint8_t reserved[60]; /**< reserved bits */ 2174 }; 2175 2176 /** 2177 * enum dp_aux_request_action - DP AUX request command listing. 2178 * 2179 * 4 AUX request command bits are shifted to high nibble. 2180 */ 2181 enum dp_aux_request_action { 2182 /** I2C-over-AUX write request */ 2183 DP_AUX_REQ_ACTION_I2C_WRITE = 0x00, 2184 /** I2C-over-AUX read request */ 2185 DP_AUX_REQ_ACTION_I2C_READ = 0x10, 2186 /** I2C-over-AUX write status request */ 2187 DP_AUX_REQ_ACTION_I2C_STATUS_REQ = 0x20, 2188 /** I2C-over-AUX write request with MOT=1 */ 2189 DP_AUX_REQ_ACTION_I2C_WRITE_MOT = 0x40, 2190 /** I2C-over-AUX read request with MOT=1 */ 2191 DP_AUX_REQ_ACTION_I2C_READ_MOT = 0x50, 2192 /** I2C-over-AUX write status request with MOT=1 */ 2193 DP_AUX_REQ_ACTION_I2C_STATUS_REQ_MOT = 0x60, 2194 /** Native AUX write request */ 2195 DP_AUX_REQ_ACTION_DPCD_WRITE = 0x80, 2196 /** Native AUX read request */ 2197 DP_AUX_REQ_ACTION_DPCD_READ = 0x90 2198 }; 2199 2200 /** 2201 * enum aux_return_code_type - DP AUX process return code listing. 2202 */ 2203 enum aux_return_code_type { 2204 /** AUX process succeeded */ 2205 AUX_RET_SUCCESS = 0, 2206 /** AUX process failed with unknown reason */ 2207 AUX_RET_ERROR_UNKNOWN, 2208 /** AUX process completed with invalid reply */ 2209 AUX_RET_ERROR_INVALID_REPLY, 2210 /** AUX process timed out */ 2211 AUX_RET_ERROR_TIMEOUT, 2212 /** HPD was low during AUX process */ 2213 AUX_RET_ERROR_HPD_DISCON, 2214 /** Failed to acquire AUX engine */ 2215 AUX_RET_ERROR_ENGINE_ACQUIRE, 2216 /** AUX request not supported */ 2217 AUX_RET_ERROR_INVALID_OPERATION, 2218 /** AUX process not available */ 2219 AUX_RET_ERROR_PROTOCOL_ERROR, 2220 }; 2221 2222 /** 2223 * enum aux_channel_type - DP AUX channel type listing. 2224 */ 2225 enum aux_channel_type { 2226 /** AUX thru Legacy DP AUX */ 2227 AUX_CHANNEL_LEGACY_DDC, 2228 /** AUX thru DPIA DP tunneling */ 2229 AUX_CHANNEL_DPIA 2230 }; 2231 2232 /** 2233 * struct aux_transaction_parameters - DP AUX request transaction data 2234 */ 2235 struct aux_transaction_parameters { 2236 uint8_t is_i2c_over_aux; /**< 0=native AUX, 1=I2C-over-AUX */ 2237 uint8_t action; /**< enum dp_aux_request_action */ 2238 uint8_t length; /**< DP AUX request data length */ 2239 uint8_t reserved; /**< For future use */ 2240 uint32_t address; /**< DP AUX address */ 2241 uint8_t data[16]; /**< DP AUX write data */ 2242 }; 2243 2244 /** 2245 * Data passed from driver to FW in a DMUB_CMD__DP_AUX_ACCESS command. 2246 */ 2247 struct dmub_cmd_dp_aux_control_data { 2248 uint8_t instance; /**< AUX instance or DPIA instance */ 2249 uint8_t manual_acq_rel_enable; /**< manual control for acquiring or releasing AUX channel */ 2250 uint8_t sw_crc_enabled; /**< Use software CRC for tunneling packet instead of hardware CRC */ 2251 uint8_t reserved0; /**< For future use */ 2252 uint16_t timeout; /**< timeout time in us */ 2253 uint16_t reserved1; /**< For future use */ 2254 enum aux_channel_type type; /**< enum aux_channel_type */ 2255 struct aux_transaction_parameters dpaux; /**< struct aux_transaction_parameters */ 2256 }; 2257 2258 /** 2259 * Definition of a DMUB_CMD__DP_AUX_ACCESS command. 2260 */ 2261 struct dmub_rb_cmd_dp_aux_access { 2262 /** 2263 * Command header. 2264 */ 2265 struct dmub_cmd_header header; 2266 /** 2267 * Data passed from driver to FW in a DMUB_CMD__DP_AUX_ACCESS command. 2268 */ 2269 struct dmub_cmd_dp_aux_control_data aux_control; 2270 }; 2271 2272 /** 2273 * Definition of a DMUB_CMD__OUTBOX1_ENABLE command. 2274 */ 2275 struct dmub_rb_cmd_outbox1_enable { 2276 /** 2277 * Command header. 2278 */ 2279 struct dmub_cmd_header header; 2280 /** 2281 * enable: 0x0 -> disable outbox1 notification (default value) 2282 * 0x1 -> enable outbox1 notification 2283 */ 2284 uint32_t enable; 2285 }; 2286 2287 /* DP AUX Reply command - OutBox Cmd */ 2288 /** 2289 * Data passed to driver from FW in a DMUB_OUT_CMD__DP_AUX_REPLY command. 2290 */ 2291 struct aux_reply_data { 2292 /** 2293 * Aux cmd 2294 */ 2295 uint8_t command; 2296 /** 2297 * Aux reply data length (max: 16 bytes) 2298 */ 2299 uint8_t length; 2300 /** 2301 * Alignment only 2302 */ 2303 uint8_t pad[2]; 2304 /** 2305 * Aux reply data 2306 */ 2307 uint8_t data[16]; 2308 }; 2309 2310 /** 2311 * Control Data passed to driver from FW in a DMUB_OUT_CMD__DP_AUX_REPLY command. 2312 */ 2313 struct aux_reply_control_data { 2314 /** 2315 * Reserved for future use 2316 */ 2317 uint32_t handle; 2318 /** 2319 * Aux Instance 2320 */ 2321 uint8_t instance; 2322 /** 2323 * Aux transaction result: definition in enum aux_return_code_type 2324 */ 2325 uint8_t result; 2326 /** 2327 * Alignment only 2328 */ 2329 uint16_t pad; 2330 }; 2331 2332 /** 2333 * Definition of a DMUB_OUT_CMD__DP_AUX_REPLY command. 2334 */ 2335 struct dmub_rb_cmd_dp_aux_reply { 2336 /** 2337 * Command header. 2338 */ 2339 struct dmub_cmd_header header; 2340 /** 2341 * Control Data passed to driver from FW in a DMUB_OUT_CMD__DP_AUX_REPLY command. 2342 */ 2343 struct aux_reply_control_data control; 2344 /** 2345 * Data passed to driver from FW in a DMUB_OUT_CMD__DP_AUX_REPLY command. 2346 */ 2347 struct aux_reply_data reply_data; 2348 }; 2349 2350 /* DP HPD Notify command - OutBox Cmd */ 2351 /** 2352 * DP HPD Type 2353 */ 2354 enum dp_hpd_type { 2355 /** 2356 * Normal DP HPD 2357 */ 2358 DP_HPD = 0, 2359 /** 2360 * DP HPD short pulse 2361 */ 2362 DP_IRQ 2363 }; 2364 2365 /** 2366 * DP HPD Status 2367 */ 2368 enum dp_hpd_status { 2369 /** 2370 * DP_HPD status low 2371 */ 2372 DP_HPD_UNPLUG = 0, 2373 /** 2374 * DP_HPD status high 2375 */ 2376 DP_HPD_PLUG 2377 }; 2378 2379 /** 2380 * Data passed to driver from FW in a DMUB_OUT_CMD__DP_HPD_NOTIFY command. 2381 */ 2382 struct dp_hpd_data { 2383 /** 2384 * DP HPD instance 2385 */ 2386 uint8_t instance; 2387 /** 2388 * HPD type 2389 */ 2390 uint8_t hpd_type; 2391 /** 2392 * HPD status: only for type: DP_HPD to indicate status 2393 */ 2394 uint8_t hpd_status; 2395 /** 2396 * Alignment only 2397 */ 2398 uint8_t pad; 2399 }; 2400 2401 /** 2402 * Definition of a DMUB_OUT_CMD__DP_HPD_NOTIFY command. 2403 */ 2404 struct dmub_rb_cmd_dp_hpd_notify { 2405 /** 2406 * Command header. 2407 */ 2408 struct dmub_cmd_header header; 2409 /** 2410 * Data passed to driver from FW in a DMUB_OUT_CMD__DP_HPD_NOTIFY command. 2411 */ 2412 struct dp_hpd_data hpd_data; 2413 }; 2414 2415 /** 2416 * Definition of a SET_CONFIG reply from DPOA. 2417 */ 2418 enum set_config_status { 2419 SET_CONFIG_PENDING = 0, 2420 SET_CONFIG_ACK_RECEIVED, 2421 SET_CONFIG_RX_TIMEOUT, 2422 SET_CONFIG_UNKNOWN_ERROR, 2423 }; 2424 2425 /** 2426 * Definition of a set_config reply 2427 */ 2428 struct set_config_reply_control_data { 2429 uint8_t instance; /* DPIA Instance */ 2430 uint8_t status; /* Set Config reply */ 2431 uint16_t pad; /* Alignment */ 2432 }; 2433 2434 /** 2435 * Definition of a DMUB_OUT_CMD__SET_CONFIG_REPLY command. 2436 */ 2437 struct dmub_rb_cmd_dp_set_config_reply { 2438 struct dmub_cmd_header header; 2439 struct set_config_reply_control_data set_config_reply_control; 2440 }; 2441 2442 /** 2443 * Definition of a DPIA notification header 2444 */ 2445 struct dpia_notification_header { 2446 uint8_t instance; /**< DPIA Instance */ 2447 uint8_t reserved[3]; 2448 enum dmub_cmd_dpia_notification_type type; /**< DPIA notification type */ 2449 }; 2450 2451 /** 2452 * Definition of the common data struct of DPIA notification 2453 */ 2454 struct dpia_notification_common { 2455 uint8_t cmd_buffer[DMUB_RB_CMD_SIZE - sizeof(struct dmub_cmd_header) 2456 - sizeof(struct dpia_notification_header)]; 2457 }; 2458 2459 /** 2460 * Definition of a DPIA notification data 2461 */ 2462 struct dpia_bw_allocation_notify_data { 2463 union { 2464 struct { 2465 uint16_t cm_bw_alloc_support: 1; /**< USB4 CM BW Allocation mode support */ 2466 uint16_t bw_request_failed: 1; /**< BW_Request_Failed */ 2467 uint16_t bw_request_succeeded: 1; /**< BW_Request_Succeeded */ 2468 uint16_t est_bw_changed: 1; /**< Estimated_BW changed */ 2469 uint16_t bw_alloc_cap_changed: 1; /**< BW_Allocation_Capabiity_Changed */ 2470 uint16_t reserved: 11; /**< Reserved */ 2471 } bits; 2472 2473 uint16_t flags; 2474 }; 2475 2476 uint8_t cm_id; /**< CM ID */ 2477 uint8_t group_id; /**< Group ID */ 2478 uint8_t granularity; /**< BW Allocation Granularity */ 2479 uint8_t estimated_bw; /**< Estimated_BW */ 2480 uint8_t allocated_bw; /**< Allocated_BW */ 2481 uint8_t reserved; 2482 }; 2483 2484 /** 2485 * union dpia_notify_data_type - DPIA Notification in Outbox command 2486 */ 2487 union dpia_notification_data { 2488 /** 2489 * DPIA Notification for common data struct 2490 */ 2491 struct dpia_notification_common common_data; 2492 2493 /** 2494 * DPIA Notification for DP BW Allocation support 2495 */ 2496 struct dpia_bw_allocation_notify_data dpia_bw_alloc; 2497 }; 2498 2499 /** 2500 * Definition of a DPIA notification payload 2501 */ 2502 struct dpia_notification_payload { 2503 struct dpia_notification_header header; 2504 union dpia_notification_data data; /**< DPIA notification payload data */ 2505 }; 2506 2507 /** 2508 * Definition of a DMUB_OUT_CMD__DPIA_NOTIFICATION command. 2509 */ 2510 struct dmub_rb_cmd_dpia_notification { 2511 struct dmub_cmd_header header; /**< DPIA notification header */ 2512 struct dpia_notification_payload payload; /**< DPIA notification payload */ 2513 }; 2514 2515 /** 2516 * Data passed from driver to FW in a DMUB_CMD__QUERY_HPD_STATE command. 2517 */ 2518 struct dmub_cmd_hpd_state_query_data { 2519 uint8_t instance; /**< HPD instance or DPIA instance */ 2520 uint8_t result; /**< For returning HPD state */ 2521 uint16_t pad; /** < Alignment */ 2522 enum aux_channel_type ch_type; /**< enum aux_channel_type */ 2523 enum aux_return_code_type status; /**< for returning the status of command */ 2524 }; 2525 2526 /** 2527 * Definition of a DMUB_CMD__QUERY_HPD_STATE command. 2528 */ 2529 struct dmub_rb_cmd_query_hpd_state { 2530 /** 2531 * Command header. 2532 */ 2533 struct dmub_cmd_header header; 2534 /** 2535 * Data passed from driver to FW in a DMUB_CMD__QUERY_HPD_STATE command. 2536 */ 2537 struct dmub_cmd_hpd_state_query_data data; 2538 }; 2539 2540 /** 2541 * struct dmub_rb_cmd_hpd_sense_notify - HPD sense notification data. 2542 */ 2543 struct dmub_rb_cmd_hpd_sense_notify_data { 2544 uint32_t old_hpd_sense_mask; /**< Old HPD sense mask */ 2545 uint32_t new_hpd_sense_mask; /**< New HPD sense mask */ 2546 }; 2547 2548 /** 2549 * struct dmub_rb_cmd_hpd_sense_notify - DMUB_OUT_CMD__HPD_SENSE_NOTIFY command. 2550 */ 2551 struct dmub_rb_cmd_hpd_sense_notify { 2552 struct dmub_cmd_header header; /**< header */ 2553 struct dmub_rb_cmd_hpd_sense_notify_data data; /**< payload */ 2554 }; 2555 2556 /* 2557 * Command IDs should be treated as stable ABI. 2558 * Do not reuse or modify IDs. 2559 */ 2560 2561 /** 2562 * PSR command sub-types. 2563 */ 2564 enum dmub_cmd_psr_type { 2565 /** 2566 * Set PSR version support. 2567 */ 2568 DMUB_CMD__PSR_SET_VERSION = 0, 2569 /** 2570 * Copy driver-calculated parameters to PSR state. 2571 */ 2572 DMUB_CMD__PSR_COPY_SETTINGS = 1, 2573 /** 2574 * Enable PSR. 2575 */ 2576 DMUB_CMD__PSR_ENABLE = 2, 2577 2578 /** 2579 * Disable PSR. 2580 */ 2581 DMUB_CMD__PSR_DISABLE = 3, 2582 2583 /** 2584 * Set PSR level. 2585 * PSR level is a 16-bit value dicated by driver that 2586 * will enable/disable different functionality. 2587 */ 2588 DMUB_CMD__PSR_SET_LEVEL = 4, 2589 2590 /** 2591 * Forces PSR enabled until an explicit PSR disable call. 2592 */ 2593 DMUB_CMD__PSR_FORCE_STATIC = 5, 2594 /** 2595 * Set vtotal in psr active for FreeSync PSR. 2596 */ 2597 DMUB_CMD__SET_SINK_VTOTAL_IN_PSR_ACTIVE = 6, 2598 /** 2599 * Set PSR power option 2600 */ 2601 DMUB_CMD__SET_PSR_POWER_OPT = 7, 2602 }; 2603 2604 /** 2605 * Different PSR residency modes. 2606 * Different modes change the definition of PSR residency. 2607 */ 2608 enum psr_residency_mode { 2609 PSR_RESIDENCY_MODE_PHY = 0, 2610 PSR_RESIDENCY_MODE_ALPM, 2611 PSR_RESIDENCY_MODE_ENABLEMENT_PERIOD, 2612 /* Do not add below. */ 2613 PSR_RESIDENCY_MODE_LAST_ELEMENT, 2614 }; 2615 2616 enum dmub_cmd_fams_type { 2617 DMUB_CMD__FAMS_SETUP_FW_CTRL = 0, 2618 DMUB_CMD__FAMS_DRR_UPDATE = 1, 2619 DMUB_CMD__HANDLE_SUBVP_CMD = 2, // specifically for SubVP cmd 2620 /** 2621 * For SubVP set manual trigger in FW because it 2622 * triggers DRR_UPDATE_PENDING which SubVP relies 2623 * on (for any SubVP cases that use a DRR display) 2624 */ 2625 DMUB_CMD__FAMS_SET_MANUAL_TRIGGER = 3, 2626 DMUB_CMD__FAMS2_CONFIG = 4, 2627 DMUB_CMD__FAMS2_DRR_UPDATE = 5, 2628 DMUB_CMD__FAMS2_FLIP = 6, 2629 }; 2630 2631 /** 2632 * PSR versions. 2633 */ 2634 enum psr_version { 2635 /** 2636 * PSR version 1. 2637 */ 2638 PSR_VERSION_1 = 0, 2639 /** 2640 * Freesync PSR SU. 2641 */ 2642 PSR_VERSION_SU_1 = 1, 2643 /** 2644 * PSR not supported. 2645 */ 2646 PSR_VERSION_UNSUPPORTED = 0xFF, // psr_version field is only 8 bits wide 2647 }; 2648 2649 /** 2650 * PHY Link rate for DP. 2651 */ 2652 enum phy_link_rate { 2653 /** 2654 * not supported. 2655 */ 2656 PHY_RATE_UNKNOWN = 0, 2657 /** 2658 * Rate_1 (RBR) - 1.62 Gbps/Lane 2659 */ 2660 PHY_RATE_162 = 1, 2661 /** 2662 * Rate_2 - 2.16 Gbps/Lane 2663 */ 2664 PHY_RATE_216 = 2, 2665 /** 2666 * Rate_3 - 2.43 Gbps/Lane 2667 */ 2668 PHY_RATE_243 = 3, 2669 /** 2670 * Rate_4 (HBR) - 2.70 Gbps/Lane 2671 */ 2672 PHY_RATE_270 = 4, 2673 /** 2674 * Rate_5 (RBR2)- 3.24 Gbps/Lane 2675 */ 2676 PHY_RATE_324 = 5, 2677 /** 2678 * Rate_6 - 4.32 Gbps/Lane 2679 */ 2680 PHY_RATE_432 = 6, 2681 /** 2682 * Rate_7 (HBR2)- 5.40 Gbps/Lane 2683 */ 2684 PHY_RATE_540 = 7, 2685 /** 2686 * Rate_8 (HBR3)- 8.10 Gbps/Lane 2687 */ 2688 PHY_RATE_810 = 8, 2689 /** 2690 * UHBR10 - 10.0 Gbps/Lane 2691 */ 2692 PHY_RATE_1000 = 9, 2693 /** 2694 * UHBR13.5 - 13.5 Gbps/Lane 2695 */ 2696 PHY_RATE_1350 = 10, 2697 /** 2698 * UHBR10 - 20.0 Gbps/Lane 2699 */ 2700 PHY_RATE_2000 = 11, 2701 2702 PHY_RATE_675 = 12, 2703 /** 2704 * Rate 12 - 6.75 Gbps/Lane 2705 */ 2706 }; 2707 2708 /** 2709 * enum dmub_phy_fsm_state - PHY FSM states. 2710 * PHY FSM state to transit to during PSR enable/disable. 2711 */ 2712 enum dmub_phy_fsm_state { 2713 DMUB_PHY_FSM_POWER_UP_DEFAULT = 0, 2714 DMUB_PHY_FSM_RESET, 2715 DMUB_PHY_FSM_RESET_RELEASED, 2716 DMUB_PHY_FSM_SRAM_LOAD_DONE, 2717 DMUB_PHY_FSM_INITIALIZED, 2718 DMUB_PHY_FSM_CALIBRATED, 2719 DMUB_PHY_FSM_CALIBRATED_LP, 2720 DMUB_PHY_FSM_CALIBRATED_PG, 2721 DMUB_PHY_FSM_POWER_DOWN, 2722 DMUB_PHY_FSM_PLL_EN, 2723 DMUB_PHY_FSM_TX_EN, 2724 DMUB_PHY_FSM_TX_EN_TEST_MODE, 2725 DMUB_PHY_FSM_FAST_LP, 2726 DMUB_PHY_FSM_P2_PLL_OFF_CPM, 2727 DMUB_PHY_FSM_P2_PLL_OFF_PG, 2728 DMUB_PHY_FSM_P2_PLL_OFF, 2729 DMUB_PHY_FSM_P2_PLL_ON, 2730 }; 2731 2732 /** 2733 * Data passed from driver to FW in a DMUB_CMD__PSR_COPY_SETTINGS command. 2734 */ 2735 struct dmub_cmd_psr_copy_settings_data { 2736 /** 2737 * Flags that can be set by driver to change some PSR behaviour. 2738 */ 2739 union dmub_psr_debug_flags debug; 2740 /** 2741 * 16-bit value dicated by driver that will enable/disable different functionality. 2742 */ 2743 uint16_t psr_level; 2744 /** 2745 * DPP HW instance. 2746 */ 2747 uint8_t dpp_inst; 2748 /** 2749 * MPCC HW instance. 2750 * Not used in dmub fw, 2751 * dmub fw will get active opp by reading odm registers. 2752 */ 2753 uint8_t mpcc_inst; 2754 /** 2755 * OPP HW instance. 2756 * Not used in dmub fw, 2757 * dmub fw will get active opp by reading odm registers. 2758 */ 2759 uint8_t opp_inst; 2760 /** 2761 * OTG HW instance. 2762 */ 2763 uint8_t otg_inst; 2764 /** 2765 * DIG FE HW instance. 2766 */ 2767 uint8_t digfe_inst; 2768 /** 2769 * DIG BE HW instance. 2770 */ 2771 uint8_t digbe_inst; 2772 /** 2773 * DP PHY HW instance. 2774 */ 2775 uint8_t dpphy_inst; 2776 /** 2777 * AUX HW instance. 2778 */ 2779 uint8_t aux_inst; 2780 /** 2781 * Determines if SMU optimzations are enabled/disabled. 2782 */ 2783 uint8_t smu_optimizations_en; 2784 /** 2785 * Unused. 2786 * TODO: Remove. 2787 */ 2788 uint8_t frame_delay; 2789 /** 2790 * If RFB setup time is greater than the total VBLANK time, 2791 * it is not possible for the sink to capture the video frame 2792 * in the same frame the SDP is sent. In this case, 2793 * the frame capture indication bit should be set and an extra 2794 * static frame should be transmitted to the sink. 2795 */ 2796 uint8_t frame_cap_ind; 2797 /** 2798 * Granularity of Y offset supported by sink. 2799 */ 2800 uint8_t su_y_granularity; 2801 /** 2802 * Indicates whether sink should start capturing 2803 * immediately following active scan line, 2804 * or starting with the 2nd active scan line. 2805 */ 2806 uint8_t line_capture_indication; 2807 /** 2808 * Multi-display optimizations are implemented on certain ASICs. 2809 */ 2810 uint8_t multi_disp_optimizations_en; 2811 /** 2812 * The last possible line SDP may be transmitted without violating 2813 * the RFB setup time or entering the active video frame. 2814 */ 2815 uint16_t init_sdp_deadline; 2816 /** 2817 * @ rate_control_caps : Indicate FreeSync PSR Sink Capabilities 2818 */ 2819 uint8_t rate_control_caps ; 2820 /* 2821 * Force PSRSU always doing full frame update 2822 */ 2823 uint8_t force_ffu_mode; 2824 /** 2825 * Length of each horizontal line in us. 2826 */ 2827 uint32_t line_time_in_us; 2828 /** 2829 * FEC enable status in driver 2830 */ 2831 uint8_t fec_enable_status; 2832 /** 2833 * FEC re-enable delay when PSR exit. 2834 * unit is 100us, range form 0~255(0xFF). 2835 */ 2836 uint8_t fec_enable_delay_in100us; 2837 /** 2838 * PSR control version. 2839 */ 2840 uint8_t cmd_version; 2841 /** 2842 * Panel Instance. 2843 * Panel instance to identify which psr_state to use 2844 * Currently the support is only for 0 or 1 2845 */ 2846 uint8_t panel_inst; 2847 /* 2848 * DSC enable status in driver 2849 */ 2850 uint8_t dsc_enable_status; 2851 /* 2852 * Use FSM state for PSR power up/down 2853 */ 2854 uint8_t use_phy_fsm; 2855 /** 2856 * frame delay for frame re-lock 2857 */ 2858 uint8_t relock_delay_frame_cnt; 2859 /** 2860 * esd recovery indicate. 2861 */ 2862 uint8_t esd_recovery; 2863 /** 2864 * DSC Slice height. 2865 */ 2866 uint16_t dsc_slice_height; 2867 /** 2868 * Some panels request main link off before xth vertical line 2869 */ 2870 uint16_t poweroff_before_vertical_line; 2871 }; 2872 2873 /** 2874 * Definition of a DMUB_CMD__PSR_COPY_SETTINGS command. 2875 */ 2876 struct dmub_rb_cmd_psr_copy_settings { 2877 /** 2878 * Command header. 2879 */ 2880 struct dmub_cmd_header header; 2881 /** 2882 * Data passed from driver to FW in a DMUB_CMD__PSR_COPY_SETTINGS command. 2883 */ 2884 struct dmub_cmd_psr_copy_settings_data psr_copy_settings_data; 2885 }; 2886 2887 /** 2888 * Data passed from driver to FW in a DMUB_CMD__PSR_SET_LEVEL command. 2889 */ 2890 struct dmub_cmd_psr_set_level_data { 2891 /** 2892 * 16-bit value dicated by driver that will enable/disable different functionality. 2893 */ 2894 uint16_t psr_level; 2895 /** 2896 * PSR control version. 2897 */ 2898 uint8_t cmd_version; 2899 /** 2900 * Panel Instance. 2901 * Panel instance to identify which psr_state to use 2902 * Currently the support is only for 0 or 1 2903 */ 2904 uint8_t panel_inst; 2905 }; 2906 2907 /** 2908 * Definition of a DMUB_CMD__PSR_SET_LEVEL command. 2909 */ 2910 struct dmub_rb_cmd_psr_set_level { 2911 /** 2912 * Command header. 2913 */ 2914 struct dmub_cmd_header header; 2915 /** 2916 * Definition of a DMUB_CMD__PSR_SET_LEVEL command. 2917 */ 2918 struct dmub_cmd_psr_set_level_data psr_set_level_data; 2919 }; 2920 2921 struct dmub_rb_cmd_psr_enable_data { 2922 /** 2923 * PSR control version. 2924 */ 2925 uint8_t cmd_version; 2926 /** 2927 * Panel Instance. 2928 * Panel instance to identify which psr_state to use 2929 * Currently the support is only for 0 or 1 2930 */ 2931 uint8_t panel_inst; 2932 /** 2933 * Phy state to enter. 2934 * Values to use are defined in dmub_phy_fsm_state 2935 */ 2936 uint8_t phy_fsm_state; 2937 /** 2938 * Phy rate for DP - RBR/HBR/HBR2/HBR3. 2939 * Set this using enum phy_link_rate. 2940 * This does not support HDMI/DP2 for now. 2941 */ 2942 uint8_t phy_rate; 2943 }; 2944 2945 /** 2946 * Definition of a DMUB_CMD__PSR_ENABLE command. 2947 * PSR enable/disable is controlled using the sub_type. 2948 */ 2949 struct dmub_rb_cmd_psr_enable { 2950 /** 2951 * Command header. 2952 */ 2953 struct dmub_cmd_header header; 2954 2955 struct dmub_rb_cmd_psr_enable_data data; 2956 }; 2957 2958 /** 2959 * Data passed from driver to FW in a DMUB_CMD__PSR_SET_VERSION command. 2960 */ 2961 struct dmub_cmd_psr_set_version_data { 2962 /** 2963 * PSR version that FW should implement. 2964 */ 2965 enum psr_version version; 2966 /** 2967 * PSR control version. 2968 */ 2969 uint8_t cmd_version; 2970 /** 2971 * Panel Instance. 2972 * Panel instance to identify which psr_state to use 2973 * Currently the support is only for 0 or 1 2974 */ 2975 uint8_t panel_inst; 2976 /** 2977 * Explicit padding to 4 byte boundary. 2978 */ 2979 uint8_t pad[2]; 2980 }; 2981 2982 /** 2983 * Definition of a DMUB_CMD__PSR_SET_VERSION command. 2984 */ 2985 struct dmub_rb_cmd_psr_set_version { 2986 /** 2987 * Command header. 2988 */ 2989 struct dmub_cmd_header header; 2990 /** 2991 * Data passed from driver to FW in a DMUB_CMD__PSR_SET_VERSION command. 2992 */ 2993 struct dmub_cmd_psr_set_version_data psr_set_version_data; 2994 }; 2995 2996 struct dmub_cmd_psr_force_static_data { 2997 /** 2998 * PSR control version. 2999 */ 3000 uint8_t cmd_version; 3001 /** 3002 * Panel Instance. 3003 * Panel instance to identify which psr_state to use 3004 * Currently the support is only for 0 or 1 3005 */ 3006 uint8_t panel_inst; 3007 /** 3008 * Explicit padding to 4 byte boundary. 3009 */ 3010 uint8_t pad[2]; 3011 }; 3012 3013 /** 3014 * Definition of a DMUB_CMD__PSR_FORCE_STATIC command. 3015 */ 3016 struct dmub_rb_cmd_psr_force_static { 3017 /** 3018 * Command header. 3019 */ 3020 struct dmub_cmd_header header; 3021 /** 3022 * Data passed from driver to FW in a DMUB_CMD__PSR_FORCE_STATIC command. 3023 */ 3024 struct dmub_cmd_psr_force_static_data psr_force_static_data; 3025 }; 3026 3027 /** 3028 * PSR SU debug flags. 3029 */ 3030 union dmub_psr_su_debug_flags { 3031 /** 3032 * PSR SU debug flags. 3033 */ 3034 struct { 3035 /** 3036 * Update dirty rect in SW only. 3037 */ 3038 uint8_t update_dirty_rect_only : 1; 3039 /** 3040 * Reset the cursor/plane state before processing the call. 3041 */ 3042 uint8_t reset_state : 1; 3043 } bitfields; 3044 3045 /** 3046 * Union for debug flags. 3047 */ 3048 uint32_t u32All; 3049 }; 3050 3051 /** 3052 * Data passed from driver to FW in a DMUB_CMD__UPDATE_DIRTY_RECT command. 3053 * This triggers a selective update for PSR SU. 3054 */ 3055 struct dmub_cmd_update_dirty_rect_data { 3056 /** 3057 * Dirty rects from OS. 3058 */ 3059 struct dmub_rect src_dirty_rects[DMUB_MAX_DIRTY_RECTS]; 3060 /** 3061 * PSR SU debug flags. 3062 */ 3063 union dmub_psr_su_debug_flags debug_flags; 3064 /** 3065 * OTG HW instance. 3066 */ 3067 uint8_t pipe_idx; 3068 /** 3069 * Number of dirty rects. 3070 */ 3071 uint8_t dirty_rect_count; 3072 /** 3073 * PSR control version. 3074 */ 3075 uint8_t cmd_version; 3076 /** 3077 * Panel Instance. 3078 * Panel instance to identify which psr_state to use 3079 * Currently the support is only for 0 or 1 3080 */ 3081 uint8_t panel_inst; 3082 }; 3083 3084 /** 3085 * Definition of a DMUB_CMD__UPDATE_DIRTY_RECT command. 3086 */ 3087 struct dmub_rb_cmd_update_dirty_rect { 3088 /** 3089 * Command header. 3090 */ 3091 struct dmub_cmd_header header; 3092 /** 3093 * Data passed from driver to FW in a DMUB_CMD__UPDATE_DIRTY_RECT command. 3094 */ 3095 struct dmub_cmd_update_dirty_rect_data update_dirty_rect_data; 3096 }; 3097 3098 /** 3099 * Data passed from driver to FW in a DMUB_CMD__UPDATE_CURSOR_INFO command. 3100 */ 3101 union dmub_reg_cursor_control_cfg { 3102 struct { 3103 uint32_t cur_enable: 1; 3104 uint32_t reser0: 3; 3105 uint32_t cur_2x_magnify: 1; 3106 uint32_t reser1: 3; 3107 uint32_t mode: 3; 3108 uint32_t reser2: 5; 3109 uint32_t pitch: 2; 3110 uint32_t reser3: 6; 3111 uint32_t line_per_chunk: 5; 3112 uint32_t reser4: 3; 3113 } bits; 3114 uint32_t raw; 3115 }; 3116 struct dmub_cursor_position_cache_hubp { 3117 union dmub_reg_cursor_control_cfg cur_ctl; 3118 union dmub_reg_position_cfg { 3119 struct { 3120 uint32_t cur_x_pos: 16; 3121 uint32_t cur_y_pos: 16; 3122 } bits; 3123 uint32_t raw; 3124 } position; 3125 union dmub_reg_hot_spot_cfg { 3126 struct { 3127 uint32_t hot_x: 16; 3128 uint32_t hot_y: 16; 3129 } bits; 3130 uint32_t raw; 3131 } hot_spot; 3132 union dmub_reg_dst_offset_cfg { 3133 struct { 3134 uint32_t dst_x_offset: 13; 3135 uint32_t reserved: 19; 3136 } bits; 3137 uint32_t raw; 3138 } dst_offset; 3139 }; 3140 3141 union dmub_reg_cur0_control_cfg { 3142 struct { 3143 uint32_t cur0_enable: 1; 3144 uint32_t expansion_mode: 1; 3145 uint32_t reser0: 1; 3146 uint32_t cur0_rom_en: 1; 3147 uint32_t mode: 3; 3148 uint32_t reserved: 25; 3149 } bits; 3150 uint32_t raw; 3151 }; 3152 struct dmub_cursor_position_cache_dpp { 3153 union dmub_reg_cur0_control_cfg cur0_ctl; 3154 }; 3155 struct dmub_cursor_position_cfg { 3156 struct dmub_cursor_position_cache_hubp pHubp; 3157 struct dmub_cursor_position_cache_dpp pDpp; 3158 uint8_t pipe_idx; 3159 /* 3160 * Padding is required. To be 4 Bytes Aligned. 3161 */ 3162 uint8_t padding[3]; 3163 }; 3164 3165 struct dmub_cursor_attribute_cache_hubp { 3166 uint32_t SURFACE_ADDR_HIGH; 3167 uint32_t SURFACE_ADDR; 3168 union dmub_reg_cursor_control_cfg cur_ctl; 3169 union dmub_reg_cursor_size_cfg { 3170 struct { 3171 uint32_t width: 16; 3172 uint32_t height: 16; 3173 } bits; 3174 uint32_t raw; 3175 } size; 3176 union dmub_reg_cursor_settings_cfg { 3177 struct { 3178 uint32_t dst_y_offset: 8; 3179 uint32_t chunk_hdl_adjust: 2; 3180 uint32_t reserved: 22; 3181 } bits; 3182 uint32_t raw; 3183 } settings; 3184 }; 3185 struct dmub_cursor_attribute_cache_dpp { 3186 union dmub_reg_cur0_control_cfg cur0_ctl; 3187 }; 3188 struct dmub_cursor_attributes_cfg { 3189 struct dmub_cursor_attribute_cache_hubp aHubp; 3190 struct dmub_cursor_attribute_cache_dpp aDpp; 3191 }; 3192 3193 struct dmub_cmd_update_cursor_payload0 { 3194 /** 3195 * Cursor dirty rects. 3196 */ 3197 struct dmub_rect cursor_rect; 3198 /** 3199 * PSR SU debug flags. 3200 */ 3201 union dmub_psr_su_debug_flags debug_flags; 3202 /** 3203 * Cursor enable/disable. 3204 */ 3205 uint8_t enable; 3206 /** 3207 * OTG HW instance. 3208 */ 3209 uint8_t pipe_idx; 3210 /** 3211 * PSR control version. 3212 */ 3213 uint8_t cmd_version; 3214 /** 3215 * Panel Instance. 3216 * Panel instance to identify which psr_state to use 3217 * Currently the support is only for 0 or 1 3218 */ 3219 uint8_t panel_inst; 3220 /** 3221 * Cursor Position Register. 3222 * Registers contains Hubp & Dpp modules 3223 */ 3224 struct dmub_cursor_position_cfg position_cfg; 3225 }; 3226 3227 struct dmub_cmd_update_cursor_payload1 { 3228 struct dmub_cursor_attributes_cfg attribute_cfg; 3229 }; 3230 3231 union dmub_cmd_update_cursor_info_data { 3232 struct dmub_cmd_update_cursor_payload0 payload0; 3233 struct dmub_cmd_update_cursor_payload1 payload1; 3234 }; 3235 /** 3236 * Definition of a DMUB_CMD__UPDATE_CURSOR_INFO command. 3237 */ 3238 struct dmub_rb_cmd_update_cursor_info { 3239 /** 3240 * Command header. 3241 */ 3242 struct dmub_cmd_header header; 3243 /** 3244 * Data passed from driver to FW in a DMUB_CMD__UPDATE_CURSOR_INFO command. 3245 */ 3246 union dmub_cmd_update_cursor_info_data update_cursor_info_data; 3247 }; 3248 3249 /** 3250 * Data passed from driver to FW in a DMUB_CMD__SET_SINK_VTOTAL_IN_PSR_ACTIVE command. 3251 */ 3252 struct dmub_cmd_psr_set_vtotal_data { 3253 /** 3254 * 16-bit value dicated by driver that indicates the vtotal in PSR active requirement when screen idle.. 3255 */ 3256 uint16_t psr_vtotal_idle; 3257 /** 3258 * PSR control version. 3259 */ 3260 uint8_t cmd_version; 3261 /** 3262 * Panel Instance. 3263 * Panel instance to identify which psr_state to use 3264 * Currently the support is only for 0 or 1 3265 */ 3266 uint8_t panel_inst; 3267 /* 3268 * 16-bit value dicated by driver that indicates the vtotal in PSR active requirement when doing SU/FFU. 3269 */ 3270 uint16_t psr_vtotal_su; 3271 /** 3272 * Explicit padding to 4 byte boundary. 3273 */ 3274 uint8_t pad2[2]; 3275 }; 3276 3277 /** 3278 * Definition of a DMUB_CMD__SET_SINK_VTOTAL_IN_PSR_ACTIVE command. 3279 */ 3280 struct dmub_rb_cmd_psr_set_vtotal { 3281 /** 3282 * Command header. 3283 */ 3284 struct dmub_cmd_header header; 3285 /** 3286 * Definition of a DMUB_CMD__SET_SINK_VTOTAL_IN_PSR_ACTIVE command. 3287 */ 3288 struct dmub_cmd_psr_set_vtotal_data psr_set_vtotal_data; 3289 }; 3290 3291 /** 3292 * Data passed from driver to FW in a DMUB_CMD__SET_PSR_POWER_OPT command. 3293 */ 3294 struct dmub_cmd_psr_set_power_opt_data { 3295 /** 3296 * PSR control version. 3297 */ 3298 uint8_t cmd_version; 3299 /** 3300 * Panel Instance. 3301 * Panel instance to identify which psr_state to use 3302 * Currently the support is only for 0 or 1 3303 */ 3304 uint8_t panel_inst; 3305 /** 3306 * Explicit padding to 4 byte boundary. 3307 */ 3308 uint8_t pad[2]; 3309 /** 3310 * PSR power option 3311 */ 3312 uint32_t power_opt; 3313 }; 3314 3315 /** 3316 * Definition of a DMUB_CMD__SET_PSR_POWER_OPT command. 3317 */ 3318 struct dmub_rb_cmd_psr_set_power_opt { 3319 /** 3320 * Command header. 3321 */ 3322 struct dmub_cmd_header header; 3323 /** 3324 * Definition of a DMUB_CMD__SET_PSR_POWER_OPT command. 3325 */ 3326 struct dmub_cmd_psr_set_power_opt_data psr_set_power_opt_data; 3327 }; 3328 3329 /** 3330 * Definition of Replay Residency GPINT command. 3331 * Bit[0] - Residency mode for Revision 0 3332 * Bit[1] - Enable/Disable state 3333 * Bit[2-3] - Revision number 3334 * Bit[4-7] - Residency mode for Revision 1 3335 * Bit[8] - Panel instance 3336 * Bit[9-15] - Reserved 3337 */ 3338 3339 enum pr_residency_mode { 3340 PR_RESIDENCY_MODE_PHY = 0x0, 3341 PR_RESIDENCY_MODE_ALPM, 3342 PR_RESIDENCY_MODE_IPS2, 3343 PR_RESIDENCY_MODE_FRAME_CNT, 3344 PR_RESIDENCY_MODE_ENABLEMENT_PERIOD, 3345 }; 3346 3347 #define REPLAY_RESIDENCY_MODE_SHIFT (0) 3348 #define REPLAY_RESIDENCY_ENABLE_SHIFT (1) 3349 #define REPLAY_RESIDENCY_REVISION_SHIFT (2) 3350 #define REPLAY_RESIDENCY_MODE2_SHIFT (4) 3351 3352 #define REPLAY_RESIDENCY_MODE_MASK (0x1 << REPLAY_RESIDENCY_MODE_SHIFT) 3353 # define REPLAY_RESIDENCY_FIELD_MODE_PHY (0x0 << REPLAY_RESIDENCY_MODE_SHIFT) 3354 # define REPLAY_RESIDENCY_FIELD_MODE_ALPM (0x1 << REPLAY_RESIDENCY_MODE_SHIFT) 3355 3356 #define REPLAY_RESIDENCY_MODE2_MASK (0xF << REPLAY_RESIDENCY_MODE2_SHIFT) 3357 # define REPLAY_RESIDENCY_FIELD_MODE2_IPS (0x1 << REPLAY_RESIDENCY_MODE2_SHIFT) 3358 # define REPLAY_RESIDENCY_FIELD_MODE2_FRAME_CNT (0x2 << REPLAY_RESIDENCY_MODE2_SHIFT) 3359 # define REPLAY_RESIDENCY_FIELD_MODE2_EN_PERIOD (0x3 << REPLAY_RESIDENCY_MODE2_SHIFT) 3360 3361 #define REPLAY_RESIDENCY_ENABLE_MASK (0x1 << REPLAY_RESIDENCY_ENABLE_SHIFT) 3362 # define REPLAY_RESIDENCY_DISABLE (0x0 << REPLAY_RESIDENCY_ENABLE_SHIFT) 3363 # define REPLAY_RESIDENCY_ENABLE (0x1 << REPLAY_RESIDENCY_ENABLE_SHIFT) 3364 3365 #define REPLAY_RESIDENCY_REVISION_MASK (0x3 << REPLAY_RESIDENCY_REVISION_SHIFT) 3366 # define REPLAY_RESIDENCY_REVISION_0 (0x0 << REPLAY_RESIDENCY_REVISION_SHIFT) 3367 # define REPLAY_RESIDENCY_REVISION_1 (0x1 << REPLAY_RESIDENCY_REVISION_SHIFT) 3368 3369 /** 3370 * Definition of a replay_state. 3371 */ 3372 enum replay_state { 3373 REPLAY_STATE_0 = 0x0, 3374 REPLAY_STATE_1 = 0x10, 3375 REPLAY_STATE_1A = 0x11, 3376 REPLAY_STATE_2 = 0x20, 3377 REPLAY_STATE_2A = 0x21, 3378 REPLAY_STATE_3 = 0x30, 3379 REPLAY_STATE_3INIT = 0x31, 3380 REPLAY_STATE_4 = 0x40, 3381 REPLAY_STATE_4A = 0x41, 3382 REPLAY_STATE_4B = 0x42, 3383 REPLAY_STATE_4C = 0x43, 3384 REPLAY_STATE_4D = 0x44, 3385 REPLAY_STATE_4E = 0x45, 3386 REPLAY_STATE_4B_LOCKED = 0x4A, 3387 REPLAY_STATE_4C_UNLOCKED = 0x4B, 3388 REPLAY_STATE_5 = 0x50, 3389 REPLAY_STATE_5A = 0x51, 3390 REPLAY_STATE_5B = 0x52, 3391 REPLAY_STATE_5A_LOCKED = 0x5A, 3392 REPLAY_STATE_5B_UNLOCKED = 0x5B, 3393 REPLAY_STATE_6 = 0x60, 3394 REPLAY_STATE_6A = 0x61, 3395 REPLAY_STATE_6B = 0x62, 3396 REPLAY_STATE_INVALID = 0xFF, 3397 }; 3398 3399 /** 3400 * Replay command sub-types. 3401 */ 3402 enum dmub_cmd_replay_type { 3403 /** 3404 * Copy driver-calculated parameters to REPLAY state. 3405 */ 3406 DMUB_CMD__REPLAY_COPY_SETTINGS = 0, 3407 /** 3408 * Enable REPLAY. 3409 */ 3410 DMUB_CMD__REPLAY_ENABLE = 1, 3411 /** 3412 * Set Replay power option. 3413 */ 3414 DMUB_CMD__SET_REPLAY_POWER_OPT = 2, 3415 /** 3416 * Set coasting vtotal. 3417 */ 3418 DMUB_CMD__REPLAY_SET_COASTING_VTOTAL = 3, 3419 /** 3420 * Set power opt and coasting vtotal. 3421 */ 3422 DMUB_CMD__REPLAY_SET_POWER_OPT_AND_COASTING_VTOTAL = 4, 3423 /** 3424 * Set disabled iiming sync. 3425 */ 3426 DMUB_CMD__REPLAY_SET_TIMING_SYNC_SUPPORTED = 5, 3427 /** 3428 * Set Residency Frameupdate Timer. 3429 */ 3430 DMUB_CMD__REPLAY_SET_RESIDENCY_FRAMEUPDATE_TIMER = 6, 3431 /** 3432 * Set pseudo vtotal 3433 */ 3434 DMUB_CMD__REPLAY_SET_PSEUDO_VTOTAL = 7, 3435 /** 3436 * Set adaptive sync sdp enabled 3437 */ 3438 DMUB_CMD__REPLAY_DISABLED_ADAPTIVE_SYNC_SDP = 8, 3439 /** 3440 * Set Replay General command. 3441 */ 3442 DMUB_CMD__REPLAY_SET_GENERAL_CMD = 16, 3443 }; 3444 3445 /** 3446 * Replay general command sub-types. 3447 */ 3448 enum dmub_cmd_replay_general_subtype { 3449 REPLAY_GENERAL_CMD_NOT_SUPPORTED = -1, 3450 /** 3451 * TODO: For backward compatible, allow new command only. 3452 * REPLAY_GENERAL_CMD_SET_TIMING_SYNC_SUPPORTED, 3453 * REPLAY_GENERAL_CMD_SET_RESIDENCY_FRAMEUPDATE_TIMER, 3454 * REPLAY_GENERAL_CMD_SET_PSEUDO_VTOTAL, 3455 */ 3456 REPLAY_GENERAL_CMD_DISABLED_ADAPTIVE_SYNC_SDP, 3457 REPLAY_GENERAL_CMD_DISABLED_DESYNC_ERROR_DETECTION, 3458 }; 3459 3460 /** 3461 * Data passed from driver to FW in a DMUB_CMD__REPLAY_COPY_SETTINGS command. 3462 */ 3463 struct dmub_cmd_replay_copy_settings_data { 3464 /** 3465 * Flags that can be set by driver to change some replay behaviour. 3466 */ 3467 union replay_debug_flags debug; 3468 3469 /** 3470 * @flags: Flags used to determine feature functionality. 3471 */ 3472 union replay_hw_flags flags; 3473 3474 /** 3475 * DPP HW instance. 3476 */ 3477 uint8_t dpp_inst; 3478 /** 3479 * OTG HW instance. 3480 */ 3481 uint8_t otg_inst; 3482 /** 3483 * DIG FE HW instance. 3484 */ 3485 uint8_t digfe_inst; 3486 /** 3487 * DIG BE HW instance. 3488 */ 3489 uint8_t digbe_inst; 3490 /** 3491 * AUX HW instance. 3492 */ 3493 uint8_t aux_inst; 3494 /** 3495 * Panel Instance. 3496 * Panel isntance to identify which psr_state to use 3497 * Currently the support is only for 0 or 1 3498 */ 3499 uint8_t panel_inst; 3500 /** 3501 * @pixel_deviation_per_line: Indicate the maximum pixel deviation per line compare 3502 * to Source timing when Sink maintains coasting vtotal during the Replay normal sleep mode 3503 */ 3504 uint8_t pixel_deviation_per_line; 3505 /** 3506 * @max_deviation_line: The max number of deviation line that can keep the timing 3507 * synchronized between the Source and Sink during Replay normal sleep mode. 3508 */ 3509 uint8_t max_deviation_line; 3510 /** 3511 * Length of each horizontal line in ns. 3512 */ 3513 uint32_t line_time_in_ns; 3514 /** 3515 * PHY instance. 3516 */ 3517 uint8_t dpphy_inst; 3518 /** 3519 * Determines if SMU optimzations are enabled/disabled. 3520 */ 3521 uint8_t smu_optimizations_en; 3522 /** 3523 * Determines if timing sync are enabled/disabled. 3524 */ 3525 uint8_t replay_timing_sync_supported; 3526 /* 3527 * Use FSM state for Replay power up/down 3528 */ 3529 uint8_t use_phy_fsm; 3530 }; 3531 3532 /** 3533 * Definition of a DMUB_CMD__REPLAY_COPY_SETTINGS command. 3534 */ 3535 struct dmub_rb_cmd_replay_copy_settings { 3536 /** 3537 * Command header. 3538 */ 3539 struct dmub_cmd_header header; 3540 /** 3541 * Data passed from driver to FW in a DMUB_CMD__REPLAY_COPY_SETTINGS command. 3542 */ 3543 struct dmub_cmd_replay_copy_settings_data replay_copy_settings_data; 3544 }; 3545 3546 /** 3547 * Replay disable / enable state for dmub_rb_cmd_replay_enable_data.enable 3548 */ 3549 enum replay_enable { 3550 /** 3551 * Disable REPLAY. 3552 */ 3553 REPLAY_DISABLE = 0, 3554 /** 3555 * Enable REPLAY. 3556 */ 3557 REPLAY_ENABLE = 1, 3558 }; 3559 3560 /** 3561 * Data passed from driver to FW in a DMUB_CMD__REPLAY_ENABLE command. 3562 */ 3563 struct dmub_rb_cmd_replay_enable_data { 3564 /** 3565 * Replay enable or disable. 3566 */ 3567 uint8_t enable; 3568 /** 3569 * Panel Instance. 3570 * Panel isntance to identify which replay_state to use 3571 * Currently the support is only for 0 or 1 3572 */ 3573 uint8_t panel_inst; 3574 /** 3575 * Phy state to enter. 3576 * Values to use are defined in dmub_phy_fsm_state 3577 */ 3578 uint8_t phy_fsm_state; 3579 /** 3580 * Phy rate for DP - RBR/HBR/HBR2/HBR3. 3581 * Set this using enum phy_link_rate. 3582 * This does not support HDMI/DP2 for now. 3583 */ 3584 uint8_t phy_rate; 3585 }; 3586 3587 /** 3588 * Definition of a DMUB_CMD__REPLAY_ENABLE command. 3589 * Replay enable/disable is controlled using action in data. 3590 */ 3591 struct dmub_rb_cmd_replay_enable { 3592 /** 3593 * Command header. 3594 */ 3595 struct dmub_cmd_header header; 3596 3597 struct dmub_rb_cmd_replay_enable_data data; 3598 }; 3599 3600 /** 3601 * Data passed from driver to FW in a DMUB_CMD__SET_REPLAY_POWER_OPT command. 3602 */ 3603 struct dmub_cmd_replay_set_power_opt_data { 3604 /** 3605 * Panel Instance. 3606 * Panel isntance to identify which replay_state to use 3607 * Currently the support is only for 0 or 1 3608 */ 3609 uint8_t panel_inst; 3610 /** 3611 * Explicit padding to 4 byte boundary. 3612 */ 3613 uint8_t pad[3]; 3614 /** 3615 * REPLAY power option 3616 */ 3617 uint32_t power_opt; 3618 }; 3619 3620 /** 3621 * Data passed from driver to FW in a DMUB_CMD__REPLAY_SET_TIMING_SYNC_SUPPORTED command. 3622 */ 3623 struct dmub_cmd_replay_set_timing_sync_data { 3624 /** 3625 * Panel Instance. 3626 * Panel isntance to identify which replay_state to use 3627 * Currently the support is only for 0 or 1 3628 */ 3629 uint8_t panel_inst; 3630 /** 3631 * REPLAY set_timing_sync 3632 */ 3633 uint8_t timing_sync_supported; 3634 /** 3635 * Explicit padding to 4 byte boundary. 3636 */ 3637 uint8_t pad[2]; 3638 }; 3639 3640 /** 3641 * Data passed from driver to FW in a DMUB_CMD__REPLAY_SET_PSEUDO_VTOTAL command. 3642 */ 3643 struct dmub_cmd_replay_set_pseudo_vtotal { 3644 /** 3645 * Panel Instance. 3646 * Panel isntance to identify which replay_state to use 3647 * Currently the support is only for 0 or 1 3648 */ 3649 uint8_t panel_inst; 3650 /** 3651 * Source Vtotal that Replay + IPS + ABM full screen video src vtotal 3652 */ 3653 uint16_t vtotal; 3654 /** 3655 * Explicit padding to 4 byte boundary. 3656 */ 3657 uint8_t pad; 3658 }; 3659 struct dmub_cmd_replay_disabled_adaptive_sync_sdp_data { 3660 /** 3661 * Panel Instance. 3662 * Panel isntance to identify which replay_state to use 3663 * Currently the support is only for 0 or 1 3664 */ 3665 uint8_t panel_inst; 3666 /** 3667 * enabled: set adaptive sync sdp enabled 3668 */ 3669 uint8_t force_disabled; 3670 3671 uint8_t pad[2]; 3672 }; 3673 struct dmub_cmd_replay_set_general_cmd_data { 3674 /** 3675 * Panel Instance. 3676 * Panel isntance to identify which replay_state to use 3677 * Currently the support is only for 0 or 1 3678 */ 3679 uint8_t panel_inst; 3680 /** 3681 * subtype: replay general cmd sub type 3682 */ 3683 uint8_t subtype; 3684 3685 uint8_t pad[2]; 3686 /** 3687 * config data with param1 and param2 3688 */ 3689 uint32_t param1; 3690 3691 uint32_t param2; 3692 }; 3693 3694 /** 3695 * Definition of a DMUB_CMD__SET_REPLAY_POWER_OPT command. 3696 */ 3697 struct dmub_rb_cmd_replay_set_power_opt { 3698 /** 3699 * Command header. 3700 */ 3701 struct dmub_cmd_header header; 3702 /** 3703 * Definition of a DMUB_CMD__SET_REPLAY_POWER_OPT command. 3704 */ 3705 struct dmub_cmd_replay_set_power_opt_data replay_set_power_opt_data; 3706 }; 3707 3708 /** 3709 * Data passed from driver to FW in a DMUB_CMD__REPLAY_SET_COASTING_VTOTAL command. 3710 */ 3711 struct dmub_cmd_replay_set_coasting_vtotal_data { 3712 /** 3713 * 16-bit value dicated by driver that indicates the coasting vtotal. 3714 */ 3715 uint16_t coasting_vtotal; 3716 /** 3717 * REPLAY control version. 3718 */ 3719 uint8_t cmd_version; 3720 /** 3721 * Panel Instance. 3722 * Panel isntance to identify which replay_state to use 3723 * Currently the support is only for 0 or 1 3724 */ 3725 uint8_t panel_inst; 3726 /** 3727 * 16-bit value dicated by driver that indicates the coasting vtotal high byte part. 3728 */ 3729 uint16_t coasting_vtotal_high; 3730 /** 3731 * Explicit padding to 4 byte boundary. 3732 */ 3733 uint8_t pad[2]; 3734 }; 3735 3736 /** 3737 * Definition of a DMUB_CMD__REPLAY_SET_COASTING_VTOTAL command. 3738 */ 3739 struct dmub_rb_cmd_replay_set_coasting_vtotal { 3740 /** 3741 * Command header. 3742 */ 3743 struct dmub_cmd_header header; 3744 /** 3745 * Definition of a DMUB_CMD__REPLAY_SET_COASTING_VTOTAL command. 3746 */ 3747 struct dmub_cmd_replay_set_coasting_vtotal_data replay_set_coasting_vtotal_data; 3748 }; 3749 3750 /** 3751 * Definition of a DMUB_CMD__REPLAY_SET_POWER_OPT_AND_COASTING_VTOTAL command. 3752 */ 3753 struct dmub_rb_cmd_replay_set_power_opt_and_coasting_vtotal { 3754 /** 3755 * Command header. 3756 */ 3757 struct dmub_cmd_header header; 3758 /** 3759 * Definition of a DMUB_CMD__SET_REPLAY_POWER_OPT command. 3760 */ 3761 struct dmub_cmd_replay_set_power_opt_data replay_set_power_opt_data; 3762 /** 3763 * Definition of a DMUB_CMD__REPLAY_SET_COASTING_VTOTAL command. 3764 */ 3765 struct dmub_cmd_replay_set_coasting_vtotal_data replay_set_coasting_vtotal_data; 3766 }; 3767 3768 /** 3769 * Definition of a DMUB_CMD__REPLAY_SET_TIMING_SYNC_SUPPORTED command. 3770 */ 3771 struct dmub_rb_cmd_replay_set_timing_sync { 3772 /** 3773 * Command header. 3774 */ 3775 struct dmub_cmd_header header; 3776 /** 3777 * Definition of DMUB_CMD__REPLAY_SET_TIMING_SYNC_SUPPORTED command. 3778 */ 3779 struct dmub_cmd_replay_set_timing_sync_data replay_set_timing_sync_data; 3780 }; 3781 3782 /** 3783 * Definition of a DMUB_CMD__REPLAY_SET_PSEUDO_VTOTAL command. 3784 */ 3785 struct dmub_rb_cmd_replay_set_pseudo_vtotal { 3786 /** 3787 * Command header. 3788 */ 3789 struct dmub_cmd_header header; 3790 /** 3791 * Definition of DMUB_CMD__REPLAY_SET_PSEUDO_VTOTAL command. 3792 */ 3793 struct dmub_cmd_replay_set_pseudo_vtotal data; 3794 }; 3795 3796 /** 3797 * Definition of a DMUB_CMD__REPLAY_DISABLED_ADAPTIVE_SYNC_SDP command. 3798 */ 3799 struct dmub_rb_cmd_replay_disabled_adaptive_sync_sdp { 3800 /** 3801 * Command header. 3802 */ 3803 struct dmub_cmd_header header; 3804 /** 3805 * Definition of DMUB_CMD__REPLAY_DISABLED_ADAPTIVE_SYNC_SDP command. 3806 */ 3807 struct dmub_cmd_replay_disabled_adaptive_sync_sdp_data data; 3808 }; 3809 3810 /** 3811 * Definition of a DMUB_CMD__REPLAY_SET_GENERAL_CMD command. 3812 */ 3813 struct dmub_rb_cmd_replay_set_general_cmd { 3814 /** 3815 * Command header. 3816 */ 3817 struct dmub_cmd_header header; 3818 /** 3819 * Definition of DMUB_CMD__REPLAY_SET_GENERAL_CMD command. 3820 */ 3821 struct dmub_cmd_replay_set_general_cmd_data data; 3822 }; 3823 3824 /** 3825 * Data passed from driver to FW in DMUB_CMD__REPLAY_SET_RESIDENCY_FRAMEUPDATE_TIMER command. 3826 */ 3827 struct dmub_cmd_replay_frameupdate_timer_data { 3828 /** 3829 * Panel Instance. 3830 * Panel isntance to identify which replay_state to use 3831 * Currently the support is only for 0 or 1 3832 */ 3833 uint8_t panel_inst; 3834 /** 3835 * Replay Frameupdate Timer Enable or not 3836 */ 3837 uint8_t enable; 3838 /** 3839 * REPLAY force reflash frame update number 3840 */ 3841 uint16_t frameupdate_count; 3842 }; 3843 /** 3844 * Definition of DMUB_CMD__REPLAY_SET_RESIDENCY_FRAMEUPDATE_TIMER 3845 */ 3846 struct dmub_rb_cmd_replay_set_frameupdate_timer { 3847 /** 3848 * Command header. 3849 */ 3850 struct dmub_cmd_header header; 3851 /** 3852 * Definition of a DMUB_CMD__SET_REPLAY_POWER_OPT command. 3853 */ 3854 struct dmub_cmd_replay_frameupdate_timer_data data; 3855 }; 3856 3857 /** 3858 * Definition union of replay command set 3859 */ 3860 union dmub_replay_cmd_set { 3861 /** 3862 * Panel Instance. 3863 * Panel isntance to identify which replay_state to use 3864 * Currently the support is only for 0 or 1 3865 */ 3866 uint8_t panel_inst; 3867 /** 3868 * Definition of DMUB_CMD__REPLAY_SET_TIMING_SYNC_SUPPORTED command data. 3869 */ 3870 struct dmub_cmd_replay_set_timing_sync_data sync_data; 3871 /** 3872 * Definition of DMUB_CMD__REPLAY_SET_RESIDENCY_FRAMEUPDATE_TIMER command data. 3873 */ 3874 struct dmub_cmd_replay_frameupdate_timer_data timer_data; 3875 /** 3876 * Definition of DMUB_CMD__REPLAY_SET_PSEUDO_VTOTAL command data. 3877 */ 3878 struct dmub_cmd_replay_set_pseudo_vtotal pseudo_vtotal_data; 3879 /** 3880 * Definition of DMUB_CMD__REPLAY_DISABLED_ADAPTIVE_SYNC_SDP command data. 3881 */ 3882 struct dmub_cmd_replay_disabled_adaptive_sync_sdp_data disabled_adaptive_sync_sdp_data; 3883 /** 3884 * Definition of DMUB_CMD__REPLAY_SET_GENERAL_CMD command data. 3885 */ 3886 struct dmub_cmd_replay_set_general_cmd_data set_general_cmd_data; 3887 }; 3888 3889 /** 3890 * Set of HW components that can be locked. 3891 * 3892 * Note: If updating with more HW components, fields 3893 * in dmub_inbox0_cmd_lock_hw must be updated to match. 3894 */ 3895 union dmub_hw_lock_flags { 3896 /** 3897 * Set of HW components that can be locked. 3898 */ 3899 struct { 3900 /** 3901 * Lock/unlock OTG master update lock. 3902 */ 3903 uint8_t lock_pipe : 1; 3904 /** 3905 * Lock/unlock cursor. 3906 */ 3907 uint8_t lock_cursor : 1; 3908 /** 3909 * Lock/unlock global update lock. 3910 */ 3911 uint8_t lock_dig : 1; 3912 /** 3913 * Triple buffer lock requires additional hw programming to usual OTG master lock. 3914 */ 3915 uint8_t triple_buffer_lock : 1; 3916 } bits; 3917 3918 /** 3919 * Union for HW Lock flags. 3920 */ 3921 uint8_t u8All; 3922 }; 3923 3924 /** 3925 * Instances of HW to be locked. 3926 * 3927 * Note: If updating with more HW components, fields 3928 * in dmub_inbox0_cmd_lock_hw must be updated to match. 3929 */ 3930 struct dmub_hw_lock_inst_flags { 3931 /** 3932 * OTG HW instance for OTG master update lock. 3933 */ 3934 uint8_t otg_inst; 3935 /** 3936 * OPP instance for cursor lock. 3937 */ 3938 uint8_t opp_inst; 3939 /** 3940 * OTG HW instance for global update lock. 3941 * TODO: Remove, and re-use otg_inst. 3942 */ 3943 uint8_t dig_inst; 3944 /** 3945 * Explicit pad to 4 byte boundary. 3946 */ 3947 uint8_t pad; 3948 }; 3949 3950 /** 3951 * Clients that can acquire the HW Lock Manager. 3952 * 3953 * Note: If updating with more clients, fields in 3954 * dmub_inbox0_cmd_lock_hw must be updated to match. 3955 */ 3956 enum hw_lock_client { 3957 /** 3958 * Driver is the client of HW Lock Manager. 3959 */ 3960 HW_LOCK_CLIENT_DRIVER = 0, 3961 /** 3962 * PSR SU is the client of HW Lock Manager. 3963 */ 3964 HW_LOCK_CLIENT_PSR_SU = 1, 3965 HW_LOCK_CLIENT_SUBVP = 3, 3966 /** 3967 * Replay is the client of HW Lock Manager. 3968 */ 3969 HW_LOCK_CLIENT_REPLAY = 4, 3970 HW_LOCK_CLIENT_FAMS2 = 5, 3971 /** 3972 * Invalid client. 3973 */ 3974 HW_LOCK_CLIENT_INVALID = 0xFFFFFFFF, 3975 }; 3976 3977 /** 3978 * Data passed to HW Lock Mgr in a DMUB_CMD__HW_LOCK command. 3979 */ 3980 struct dmub_cmd_lock_hw_data { 3981 /** 3982 * Specifies the client accessing HW Lock Manager. 3983 */ 3984 enum hw_lock_client client; 3985 /** 3986 * HW instances to be locked. 3987 */ 3988 struct dmub_hw_lock_inst_flags inst_flags; 3989 /** 3990 * Which components to be locked. 3991 */ 3992 union dmub_hw_lock_flags hw_locks; 3993 /** 3994 * Specifies lock/unlock. 3995 */ 3996 uint8_t lock; 3997 /** 3998 * HW can be unlocked separately from releasing the HW Lock Mgr. 3999 * This flag is set if the client wishes to release the object. 4000 */ 4001 uint8_t should_release; 4002 /** 4003 * Explicit padding to 4 byte boundary. 4004 */ 4005 uint8_t pad; 4006 }; 4007 4008 /** 4009 * Definition of a DMUB_CMD__HW_LOCK command. 4010 * Command is used by driver and FW. 4011 */ 4012 struct dmub_rb_cmd_lock_hw { 4013 /** 4014 * Command header. 4015 */ 4016 struct dmub_cmd_header header; 4017 /** 4018 * Data passed to HW Lock Mgr in a DMUB_CMD__HW_LOCK command. 4019 */ 4020 struct dmub_cmd_lock_hw_data lock_hw_data; 4021 }; 4022 4023 /** 4024 * ABM command sub-types. 4025 */ 4026 enum dmub_cmd_abm_type { 4027 /** 4028 * Initialize parameters for ABM algorithm. 4029 * Data is passed through an indirect buffer. 4030 */ 4031 DMUB_CMD__ABM_INIT_CONFIG = 0, 4032 /** 4033 * Set OTG and panel HW instance. 4034 */ 4035 DMUB_CMD__ABM_SET_PIPE = 1, 4036 /** 4037 * Set user requested backklight level. 4038 */ 4039 DMUB_CMD__ABM_SET_BACKLIGHT = 2, 4040 /** 4041 * Set ABM operating/aggression level. 4042 */ 4043 DMUB_CMD__ABM_SET_LEVEL = 3, 4044 /** 4045 * Set ambient light level. 4046 */ 4047 DMUB_CMD__ABM_SET_AMBIENT_LEVEL = 4, 4048 /** 4049 * Enable/disable fractional duty cycle for backlight PWM. 4050 */ 4051 DMUB_CMD__ABM_SET_PWM_FRAC = 5, 4052 4053 /** 4054 * unregister vertical interrupt after steady state is reached 4055 */ 4056 DMUB_CMD__ABM_PAUSE = 6, 4057 4058 /** 4059 * Save and Restore ABM state. On save we save parameters, and 4060 * on restore we update state with passed in data. 4061 */ 4062 DMUB_CMD__ABM_SAVE_RESTORE = 7, 4063 4064 /** 4065 * Query ABM caps. 4066 */ 4067 DMUB_CMD__ABM_QUERY_CAPS = 8, 4068 4069 /** 4070 * Set ABM Events 4071 */ 4072 DMUB_CMD__ABM_SET_EVENT = 9, 4073 4074 /** 4075 * Get the current ACE curve. 4076 */ 4077 DMUB_CMD__ABM_GET_ACE_CURVE = 10, 4078 }; 4079 4080 struct abm_ace_curve { 4081 /** 4082 * @offsets: ACE curve offsets. 4083 */ 4084 uint32_t offsets[ABM_MAX_NUM_OF_ACE_SEGMENTS]; 4085 4086 /** 4087 * @thresholds: ACE curve thresholds. 4088 */ 4089 uint32_t thresholds[ABM_MAX_NUM_OF_ACE_SEGMENTS]; 4090 4091 /** 4092 * @slopes: ACE curve slopes. 4093 */ 4094 uint32_t slopes[ABM_MAX_NUM_OF_ACE_SEGMENTS]; 4095 }; 4096 4097 struct fixed_pt_format { 4098 /** 4099 * @sign_bit: Indicates whether one bit is reserved for the sign. 4100 */ 4101 bool sign_bit; 4102 4103 /** 4104 * @num_int_bits: Number of bits used for integer part. 4105 */ 4106 uint8_t num_int_bits; 4107 4108 /** 4109 * @num_frac_bits: Number of bits used for fractional part. 4110 */ 4111 uint8_t num_frac_bits; 4112 4113 /** 4114 * @pad: Explicit padding to 4 byte boundary. 4115 */ 4116 uint8_t pad; 4117 }; 4118 4119 struct abm_caps { 4120 /** 4121 * @num_hg_bins: Number of histogram bins. 4122 */ 4123 uint8_t num_hg_bins; 4124 4125 /** 4126 * @num_ace_segments: Number of ACE curve segments. 4127 */ 4128 uint8_t num_ace_segments; 4129 4130 /** 4131 * @pad: Explicit padding to 4 byte boundary. 4132 */ 4133 uint8_t pad[2]; 4134 4135 /** 4136 * @ace_thresholds_format: Format of the ACE thresholds. If not programmable, it is set to 0. 4137 */ 4138 struct fixed_pt_format ace_thresholds_format; 4139 4140 /** 4141 * @ace_offsets_format: Format of the ACE offsets. If not programmable, it is set to 0. 4142 */ 4143 struct fixed_pt_format ace_offsets_format; 4144 4145 /** 4146 * @ace_slopes_format: Format of the ACE slopes. 4147 */ 4148 struct fixed_pt_format ace_slopes_format; 4149 }; 4150 4151 /** 4152 * Parameters for ABM2.4 algorithm. Passed from driver to FW via an indirect buffer. 4153 * Requirements: 4154 * - Padded explicitly to 32-bit boundary. 4155 * - Must ensure this structure matches the one on driver-side, 4156 * otherwise it won't be aligned. 4157 */ 4158 struct abm_config_table { 4159 /** 4160 * Gamma curve thresholds, used for crgb conversion. 4161 */ 4162 uint16_t crgb_thresh[NUM_POWER_FN_SEGS]; // 0B 4163 /** 4164 * Gamma curve offsets, used for crgb conversion. 4165 */ 4166 uint16_t crgb_offset[NUM_POWER_FN_SEGS]; // 16B 4167 /** 4168 * Gamma curve slopes, used for crgb conversion. 4169 */ 4170 uint16_t crgb_slope[NUM_POWER_FN_SEGS]; // 32B 4171 /** 4172 * Custom backlight curve thresholds. 4173 */ 4174 uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS]; // 48B 4175 /** 4176 * Custom backlight curve offsets. 4177 */ 4178 uint16_t backlight_offsets[NUM_BL_CURVE_SEGS]; // 78B 4179 /** 4180 * Ambient light thresholds. 4181 */ 4182 uint16_t ambient_thresholds_lux[NUM_AMBI_LEVEL]; // 112B 4183 /** 4184 * Minimum programmable backlight. 4185 */ 4186 uint16_t min_abm_backlight; // 122B 4187 /** 4188 * Minimum reduction values. 4189 */ 4190 uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; // 124B 4191 /** 4192 * Maximum reduction values. 4193 */ 4194 uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; // 144B 4195 /** 4196 * Bright positive gain. 4197 */ 4198 uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; // 164B 4199 /** 4200 * Dark negative gain. 4201 */ 4202 uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; // 184B 4203 /** 4204 * Hybrid factor. 4205 */ 4206 uint8_t hybrid_factor[NUM_AGGR_LEVEL]; // 204B 4207 /** 4208 * Contrast factor. 4209 */ 4210 uint8_t contrast_factor[NUM_AGGR_LEVEL]; // 208B 4211 /** 4212 * Deviation gain. 4213 */ 4214 uint8_t deviation_gain[NUM_AGGR_LEVEL]; // 212B 4215 /** 4216 * Minimum knee. 4217 */ 4218 uint8_t min_knee[NUM_AGGR_LEVEL]; // 216B 4219 /** 4220 * Maximum knee. 4221 */ 4222 uint8_t max_knee[NUM_AGGR_LEVEL]; // 220B 4223 /** 4224 * Unused. 4225 */ 4226 uint8_t iir_curve[NUM_AMBI_LEVEL]; // 224B 4227 /** 4228 * Explicit padding to 4 byte boundary. 4229 */ 4230 uint8_t pad3[3]; // 229B 4231 /** 4232 * Backlight ramp reduction. 4233 */ 4234 uint16_t blRampReduction[NUM_AGGR_LEVEL]; // 232B 4235 /** 4236 * Backlight ramp start. 4237 */ 4238 uint16_t blRampStart[NUM_AGGR_LEVEL]; // 240B 4239 }; 4240 4241 /** 4242 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_PIPE command. 4243 */ 4244 struct dmub_cmd_abm_set_pipe_data { 4245 /** 4246 * OTG HW instance. 4247 */ 4248 uint8_t otg_inst; 4249 4250 /** 4251 * Panel Control HW instance. 4252 */ 4253 uint8_t panel_inst; 4254 4255 /** 4256 * Controls how ABM will interpret a set pipe or set level command. 4257 */ 4258 uint8_t set_pipe_option; 4259 4260 /** 4261 * Unused. 4262 * TODO: Remove. 4263 */ 4264 uint8_t ramping_boundary; 4265 4266 /** 4267 * PwrSeq HW Instance. 4268 */ 4269 uint8_t pwrseq_inst; 4270 4271 /** 4272 * Explicit padding to 4 byte boundary. 4273 */ 4274 uint8_t pad[3]; 4275 }; 4276 4277 /** 4278 * Definition of a DMUB_CMD__ABM_SET_PIPE command. 4279 */ 4280 struct dmub_rb_cmd_abm_set_pipe { 4281 /** 4282 * Command header. 4283 */ 4284 struct dmub_cmd_header header; 4285 4286 /** 4287 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_PIPE command. 4288 */ 4289 struct dmub_cmd_abm_set_pipe_data abm_set_pipe_data; 4290 }; 4291 4292 /** 4293 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_BACKLIGHT command. 4294 */ 4295 struct dmub_cmd_abm_set_backlight_data { 4296 /** 4297 * Number of frames to ramp to backlight user level. 4298 */ 4299 uint32_t frame_ramp; 4300 4301 /** 4302 * Requested backlight level from user. 4303 */ 4304 uint32_t backlight_user_level; 4305 4306 /** 4307 * ABM control version. 4308 */ 4309 uint8_t version; 4310 4311 /** 4312 * Panel Control HW instance mask. 4313 * Bit 0 is Panel Control HW instance 0. 4314 * Bit 1 is Panel Control HW instance 1. 4315 */ 4316 uint8_t panel_mask; 4317 4318 /** 4319 * Explicit padding to 4 byte boundary. 4320 */ 4321 uint8_t pad[2]; 4322 }; 4323 4324 /** 4325 * Definition of a DMUB_CMD__ABM_SET_BACKLIGHT command. 4326 */ 4327 struct dmub_rb_cmd_abm_set_backlight { 4328 /** 4329 * Command header. 4330 */ 4331 struct dmub_cmd_header header; 4332 4333 /** 4334 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_BACKLIGHT command. 4335 */ 4336 struct dmub_cmd_abm_set_backlight_data abm_set_backlight_data; 4337 }; 4338 4339 /** 4340 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_LEVEL command. 4341 */ 4342 struct dmub_cmd_abm_set_level_data { 4343 /** 4344 * Set current ABM operating/aggression level. 4345 */ 4346 uint32_t level; 4347 4348 /** 4349 * ABM control version. 4350 */ 4351 uint8_t version; 4352 4353 /** 4354 * Panel Control HW instance mask. 4355 * Bit 0 is Panel Control HW instance 0. 4356 * Bit 1 is Panel Control HW instance 1. 4357 */ 4358 uint8_t panel_mask; 4359 4360 /** 4361 * Explicit padding to 4 byte boundary. 4362 */ 4363 uint8_t pad[2]; 4364 }; 4365 4366 /** 4367 * Definition of a DMUB_CMD__ABM_SET_LEVEL command. 4368 */ 4369 struct dmub_rb_cmd_abm_set_level { 4370 /** 4371 * Command header. 4372 */ 4373 struct dmub_cmd_header header; 4374 4375 /** 4376 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_LEVEL command. 4377 */ 4378 struct dmub_cmd_abm_set_level_data abm_set_level_data; 4379 }; 4380 4381 /** 4382 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_AMBIENT_LEVEL command. 4383 */ 4384 struct dmub_cmd_abm_set_ambient_level_data { 4385 /** 4386 * Ambient light sensor reading from OS. 4387 */ 4388 uint32_t ambient_lux; 4389 4390 /** 4391 * ABM control version. 4392 */ 4393 uint8_t version; 4394 4395 /** 4396 * Panel Control HW instance mask. 4397 * Bit 0 is Panel Control HW instance 0. 4398 * Bit 1 is Panel Control HW instance 1. 4399 */ 4400 uint8_t panel_mask; 4401 4402 /** 4403 * Explicit padding to 4 byte boundary. 4404 */ 4405 uint8_t pad[2]; 4406 }; 4407 4408 /** 4409 * Definition of a DMUB_CMD__ABM_SET_AMBIENT_LEVEL command. 4410 */ 4411 struct dmub_rb_cmd_abm_set_ambient_level { 4412 /** 4413 * Command header. 4414 */ 4415 struct dmub_cmd_header header; 4416 4417 /** 4418 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_AMBIENT_LEVEL command. 4419 */ 4420 struct dmub_cmd_abm_set_ambient_level_data abm_set_ambient_level_data; 4421 }; 4422 4423 /** 4424 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_PWM_FRAC command. 4425 */ 4426 struct dmub_cmd_abm_set_pwm_frac_data { 4427 /** 4428 * Enable/disable fractional duty cycle for backlight PWM. 4429 * TODO: Convert to uint8_t. 4430 */ 4431 uint32_t fractional_pwm; 4432 4433 /** 4434 * ABM control version. 4435 */ 4436 uint8_t version; 4437 4438 /** 4439 * Panel Control HW instance mask. 4440 * Bit 0 is Panel Control HW instance 0. 4441 * Bit 1 is Panel Control HW instance 1. 4442 */ 4443 uint8_t panel_mask; 4444 4445 /** 4446 * Explicit padding to 4 byte boundary. 4447 */ 4448 uint8_t pad[2]; 4449 }; 4450 4451 /** 4452 * Definition of a DMUB_CMD__ABM_SET_PWM_FRAC command. 4453 */ 4454 struct dmub_rb_cmd_abm_set_pwm_frac { 4455 /** 4456 * Command header. 4457 */ 4458 struct dmub_cmd_header header; 4459 4460 /** 4461 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_PWM_FRAC command. 4462 */ 4463 struct dmub_cmd_abm_set_pwm_frac_data abm_set_pwm_frac_data; 4464 }; 4465 4466 /** 4467 * Data passed from driver to FW in a DMUB_CMD__ABM_INIT_CONFIG command. 4468 */ 4469 struct dmub_cmd_abm_init_config_data { 4470 /** 4471 * Location of indirect buffer used to pass init data to ABM. 4472 */ 4473 union dmub_addr src; 4474 4475 /** 4476 * Indirect buffer length. 4477 */ 4478 uint16_t bytes; 4479 4480 4481 /** 4482 * ABM control version. 4483 */ 4484 uint8_t version; 4485 4486 /** 4487 * Panel Control HW instance mask. 4488 * Bit 0 is Panel Control HW instance 0. 4489 * Bit 1 is Panel Control HW instance 1. 4490 */ 4491 uint8_t panel_mask; 4492 4493 /** 4494 * Explicit padding to 4 byte boundary. 4495 */ 4496 uint8_t pad[2]; 4497 }; 4498 4499 /** 4500 * Definition of a DMUB_CMD__ABM_INIT_CONFIG command. 4501 */ 4502 struct dmub_rb_cmd_abm_init_config { 4503 /** 4504 * Command header. 4505 */ 4506 struct dmub_cmd_header header; 4507 4508 /** 4509 * Data passed from driver to FW in a DMUB_CMD__ABM_INIT_CONFIG command. 4510 */ 4511 struct dmub_cmd_abm_init_config_data abm_init_config_data; 4512 }; 4513 4514 /** 4515 * Data passed from driver to FW in a DMUB_CMD__ABM_PAUSE command. 4516 */ 4517 4518 struct dmub_cmd_abm_pause_data { 4519 4520 /** 4521 * Panel Control HW instance mask. 4522 * Bit 0 is Panel Control HW instance 0. 4523 * Bit 1 is Panel Control HW instance 1. 4524 */ 4525 uint8_t panel_mask; 4526 4527 /** 4528 * OTG hw instance 4529 */ 4530 uint8_t otg_inst; 4531 4532 /** 4533 * Enable or disable ABM pause 4534 */ 4535 uint8_t enable; 4536 4537 /** 4538 * Explicit padding to 4 byte boundary. 4539 */ 4540 uint8_t pad[1]; 4541 }; 4542 4543 /** 4544 * Definition of a DMUB_CMD__ABM_PAUSE command. 4545 */ 4546 struct dmub_rb_cmd_abm_pause { 4547 /** 4548 * Command header. 4549 */ 4550 struct dmub_cmd_header header; 4551 4552 /** 4553 * Data passed from driver to FW in a DMUB_CMD__ABM_PAUSE command. 4554 */ 4555 struct dmub_cmd_abm_pause_data abm_pause_data; 4556 }; 4557 4558 /** 4559 * Data passed from driver to FW in a DMUB_CMD__ABM_QUERY_CAPS command. 4560 */ 4561 struct dmub_cmd_abm_query_caps_in { 4562 /** 4563 * Panel instance. 4564 */ 4565 uint8_t panel_inst; 4566 4567 /** 4568 * Explicit padding to 4 byte boundary. 4569 */ 4570 uint8_t pad[3]; 4571 }; 4572 4573 /** 4574 * Data passed from FW to driver in a DMUB_CMD__ABM_QUERY_CAPS command. 4575 */ 4576 struct dmub_cmd_abm_query_caps_out { 4577 /** 4578 * SW Algorithm caps. 4579 */ 4580 struct abm_caps sw_caps; 4581 4582 /** 4583 * ABM HW caps. 4584 */ 4585 struct abm_caps hw_caps; 4586 }; 4587 4588 /** 4589 * Definition of a DMUB_CMD__ABM_QUERY_CAPS command. 4590 */ 4591 struct dmub_rb_cmd_abm_query_caps { 4592 /** 4593 * Command header. 4594 */ 4595 struct dmub_cmd_header header; 4596 4597 /** 4598 * Data passed between FW and driver in a DMUB_CMD__ABM_QUERY_CAPS command. 4599 */ 4600 union { 4601 struct dmub_cmd_abm_query_caps_in abm_query_caps_in; 4602 struct dmub_cmd_abm_query_caps_out abm_query_caps_out; 4603 } data; 4604 }; 4605 4606 /** 4607 * enum dmub_abm_ace_curve_type - ACE curve type. 4608 */ 4609 enum dmub_abm_ace_curve_type { 4610 /** 4611 * ACE curve as defined by the SW layer. 4612 */ 4613 ABM_ACE_CURVE_TYPE__SW = 0, 4614 /** 4615 * ACE curve as defined by the SW to HW translation interface layer. 4616 */ 4617 ABM_ACE_CURVE_TYPE__SW_IF = 1, 4618 }; 4619 4620 /** 4621 * Definition of a DMUB_CMD__ABM_GET_ACE_CURVE command. 4622 */ 4623 struct dmub_rb_cmd_abm_get_ace_curve { 4624 /** 4625 * Command header. 4626 */ 4627 struct dmub_cmd_header header; 4628 4629 /** 4630 * Address where ACE curve should be copied. 4631 */ 4632 union dmub_addr dest; 4633 4634 /** 4635 * Type of ACE curve being queried. 4636 */ 4637 enum dmub_abm_ace_curve_type ace_type; 4638 4639 /** 4640 * Indirect buffer length. 4641 */ 4642 uint16_t bytes; 4643 4644 /** 4645 * eDP panel instance. 4646 */ 4647 uint8_t panel_inst; 4648 4649 /** 4650 * Explicit padding to 4 byte boundary. 4651 */ 4652 uint8_t pad; 4653 }; 4654 4655 /** 4656 * Definition of a DMUB_CMD__ABM_SAVE_RESTORE command. 4657 */ 4658 struct dmub_rb_cmd_abm_save_restore { 4659 /** 4660 * Command header. 4661 */ 4662 struct dmub_cmd_header header; 4663 4664 /** 4665 * OTG hw instance 4666 */ 4667 uint8_t otg_inst; 4668 4669 /** 4670 * Enable or disable ABM pause 4671 */ 4672 uint8_t freeze; 4673 4674 /** 4675 * Explicit padding to 4 byte boundary. 4676 */ 4677 uint8_t debug; 4678 4679 /** 4680 * Data passed from driver to FW in a DMUB_CMD__ABM_INIT_CONFIG command. 4681 */ 4682 struct dmub_cmd_abm_init_config_data abm_init_config_data; 4683 }; 4684 4685 /** 4686 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_EVENT command. 4687 */ 4688 4689 struct dmub_cmd_abm_set_event_data { 4690 4691 /** 4692 * VB Scaling Init. Strength Mapping 4693 * Byte 0: 0~255 for VB level 0 4694 * Byte 1: 0~255 for VB level 1 4695 * Byte 2: 0~255 for VB level 2 4696 * Byte 3: 0~255 for VB level 3 4697 */ 4698 uint32_t vb_scaling_strength_mapping; 4699 /** 4700 * VariBright Scaling Enable 4701 */ 4702 uint8_t vb_scaling_enable; 4703 /** 4704 * Panel Control HW instance mask. 4705 * Bit 0 is Panel Control HW instance 0. 4706 * Bit 1 is Panel Control HW instance 1. 4707 */ 4708 uint8_t panel_mask; 4709 4710 /** 4711 * Explicit padding to 4 byte boundary. 4712 */ 4713 uint8_t pad[2]; 4714 }; 4715 4716 /** 4717 * Definition of a DMUB_CMD__ABM_SET_EVENT command. 4718 */ 4719 struct dmub_rb_cmd_abm_set_event { 4720 /** 4721 * Command header. 4722 */ 4723 struct dmub_cmd_header header; 4724 4725 /** 4726 * Data passed from driver to FW in a DMUB_CMD__ABM_SET_EVENT command. 4727 */ 4728 struct dmub_cmd_abm_set_event_data abm_set_event_data; 4729 }; 4730 4731 /** 4732 * Data passed from driver to FW in a DMUB_CMD__QUERY_FEATURE_CAPS command. 4733 */ 4734 struct dmub_cmd_query_feature_caps_data { 4735 /** 4736 * DMUB feature capabilities. 4737 * After DMUB init, driver will query FW capabilities prior to enabling certain features. 4738 */ 4739 struct dmub_feature_caps feature_caps; 4740 }; 4741 4742 /** 4743 * Definition of a DMUB_CMD__QUERY_FEATURE_CAPS command. 4744 */ 4745 struct dmub_rb_cmd_query_feature_caps { 4746 /** 4747 * Command header. 4748 */ 4749 struct dmub_cmd_header header; 4750 /** 4751 * Data passed from driver to FW in a DMUB_CMD__QUERY_FEATURE_CAPS command. 4752 */ 4753 struct dmub_cmd_query_feature_caps_data query_feature_caps_data; 4754 }; 4755 4756 /** 4757 * Data passed from driver to FW in a DMUB_CMD__GET_VISUAL_CONFIRM_COLOR command. 4758 */ 4759 struct dmub_cmd_visual_confirm_color_data { 4760 /** 4761 * DMUB visual confirm color 4762 */ 4763 struct dmub_visual_confirm_color visual_confirm_color; 4764 }; 4765 4766 /** 4767 * Definition of a DMUB_CMD__GET_VISUAL_CONFIRM_COLOR command. 4768 */ 4769 struct dmub_rb_cmd_get_visual_confirm_color { 4770 /** 4771 * Command header. 4772 */ 4773 struct dmub_cmd_header header; 4774 /** 4775 * Data passed from driver to FW in a DMUB_CMD__GET_VISUAL_CONFIRM_COLOR command. 4776 */ 4777 struct dmub_cmd_visual_confirm_color_data visual_confirm_color_data; 4778 }; 4779 4780 /** 4781 * enum dmub_cmd_panel_cntl_type - Panel control command. 4782 */ 4783 enum dmub_cmd_panel_cntl_type { 4784 /** 4785 * Initializes embedded panel hardware blocks. 4786 */ 4787 DMUB_CMD__PANEL_CNTL_HW_INIT = 0, 4788 /** 4789 * Queries backlight info for the embedded panel. 4790 */ 4791 DMUB_CMD__PANEL_CNTL_QUERY_BACKLIGHT_INFO = 1, 4792 /** 4793 * Sets the PWM Freq as per user's requirement. 4794 */ 4795 DMUB_CMD__PANEL_DEBUG_PWM_FREQ = 2, 4796 }; 4797 4798 /** 4799 * struct dmub_cmd_panel_cntl_data - Panel control data. 4800 */ 4801 struct dmub_cmd_panel_cntl_data { 4802 uint32_t pwrseq_inst; /**< pwrseq instance */ 4803 uint32_t current_backlight; /* in/out */ 4804 uint32_t bl_pwm_cntl; /* in/out */ 4805 uint32_t bl_pwm_period_cntl; /* in/out */ 4806 uint32_t bl_pwm_ref_div1; /* in/out */ 4807 uint8_t is_backlight_on : 1; /* in/out */ 4808 uint8_t is_powered_on : 1; /* in/out */ 4809 uint8_t padding[3]; 4810 uint32_t bl_pwm_ref_div2; /* in/out */ 4811 uint8_t reserved[4]; 4812 }; 4813 4814 /** 4815 * struct dmub_rb_cmd_panel_cntl - Panel control command. 4816 */ 4817 struct dmub_rb_cmd_panel_cntl { 4818 struct dmub_cmd_header header; /**< header */ 4819 struct dmub_cmd_panel_cntl_data data; /**< payload */ 4820 }; 4821 4822 struct dmub_optc_state { 4823 uint32_t v_total_max; 4824 uint32_t v_total_min; 4825 uint32_t tg_inst; 4826 }; 4827 4828 struct dmub_rb_cmd_drr_update { 4829 struct dmub_cmd_header header; 4830 struct dmub_optc_state dmub_optc_state_req; 4831 }; 4832 4833 struct dmub_cmd_fw_assisted_mclk_switch_pipe_data { 4834 uint32_t pix_clk_100hz; 4835 uint8_t max_ramp_step; 4836 uint8_t pipes; 4837 uint8_t min_refresh_in_hz; 4838 uint8_t pipe_count; 4839 uint8_t pipe_index[4]; 4840 }; 4841 4842 struct dmub_cmd_fw_assisted_mclk_switch_config { 4843 uint8_t fams_enabled; 4844 uint8_t visual_confirm_enabled; 4845 uint16_t vactive_stretch_margin_us; // Extra vblank stretch required when doing FPO + Vactive 4846 struct dmub_cmd_fw_assisted_mclk_switch_pipe_data pipe_data[DMUB_MAX_FPO_STREAMS]; 4847 }; 4848 4849 struct dmub_rb_cmd_fw_assisted_mclk_switch { 4850 struct dmub_cmd_header header; 4851 struct dmub_cmd_fw_assisted_mclk_switch_config config_data; 4852 }; 4853 4854 /** 4855 * Data passed from driver to FW in a DMUB_CMD__VBIOS_LVTMA_CONTROL command. 4856 */ 4857 struct dmub_cmd_lvtma_control_data { 4858 uint8_t uc_pwr_action; /**< LVTMA_ACTION */ 4859 uint8_t bypass_panel_control_wait; 4860 uint8_t reserved_0[2]; /**< For future use */ 4861 uint8_t pwrseq_inst; /**< LVTMA control instance */ 4862 uint8_t reserved_1[3]; /**< For future use */ 4863 }; 4864 4865 /** 4866 * Definition of a DMUB_CMD__VBIOS_LVTMA_CONTROL command. 4867 */ 4868 struct dmub_rb_cmd_lvtma_control { 4869 /** 4870 * Command header. 4871 */ 4872 struct dmub_cmd_header header; 4873 /** 4874 * Data passed from driver to FW in a DMUB_CMD__VBIOS_LVTMA_CONTROL command. 4875 */ 4876 struct dmub_cmd_lvtma_control_data data; 4877 }; 4878 4879 /** 4880 * Data passed in/out in a DMUB_CMD__VBIOS_TRANSMITTER_QUERY_DP_ALT command. 4881 */ 4882 struct dmub_rb_cmd_transmitter_query_dp_alt_data { 4883 uint8_t phy_id; /**< 0=UNIPHYA, 1=UNIPHYB, 2=UNIPHYC, 3=UNIPHYD, 4=UNIPHYE, 5=UNIPHYF */ 4884 uint8_t is_usb; /**< is phy is usb */ 4885 uint8_t is_dp_alt_disable; /**< is dp alt disable */ 4886 uint8_t is_dp4; /**< is dp in 4 lane */ 4887 }; 4888 4889 /** 4890 * Definition of a DMUB_CMD__VBIOS_TRANSMITTER_QUERY_DP_ALT command. 4891 */ 4892 struct dmub_rb_cmd_transmitter_query_dp_alt { 4893 struct dmub_cmd_header header; /**< header */ 4894 struct dmub_rb_cmd_transmitter_query_dp_alt_data data; /**< payload */ 4895 }; 4896 4897 struct phy_test_mode { 4898 uint8_t mode; 4899 uint8_t pat0; 4900 uint8_t pad[2]; 4901 }; 4902 4903 /** 4904 * Data passed in/out in a DMUB_CMD__VBIOS_TRANSMITTER_SET_PHY_FSM command. 4905 */ 4906 struct dmub_rb_cmd_transmitter_set_phy_fsm_data { 4907 uint8_t phy_id; /**< 0=UNIPHYA, 1=UNIPHYB, 2=UNIPHYC, 3=UNIPHYD, 4=UNIPHYE, 5=UNIPHYF */ 4908 uint8_t mode; /**< HDMI/DP/DP2 etc */ 4909 uint8_t lane_num; /**< Number of lanes */ 4910 uint32_t symclk_100Hz; /**< PLL symclock in 100hz */ 4911 struct phy_test_mode test_mode; 4912 enum dmub_phy_fsm_state state; 4913 uint32_t status; 4914 uint8_t pad; 4915 }; 4916 4917 /** 4918 * Definition of a DMUB_CMD__VBIOS_TRANSMITTER_SET_PHY_FSM command. 4919 */ 4920 struct dmub_rb_cmd_transmitter_set_phy_fsm { 4921 struct dmub_cmd_header header; /**< header */ 4922 struct dmub_rb_cmd_transmitter_set_phy_fsm_data data; /**< payload */ 4923 }; 4924 4925 /** 4926 * Maximum number of bytes a chunk sent to DMUB for parsing 4927 */ 4928 #define DMUB_EDID_CEA_DATA_CHUNK_BYTES 8 4929 4930 /** 4931 * Represent a chunk of CEA blocks sent to DMUB for parsing 4932 */ 4933 struct dmub_cmd_send_edid_cea { 4934 uint16_t offset; /**< offset into the CEA block */ 4935 uint8_t length; /**< number of bytes in payload to copy as part of CEA block */ 4936 uint16_t cea_total_length; /**< total length of the CEA block */ 4937 uint8_t payload[DMUB_EDID_CEA_DATA_CHUNK_BYTES]; /**< data chunk of the CEA block */ 4938 uint8_t pad[3]; /**< padding and for future expansion */ 4939 }; 4940 4941 /** 4942 * Result of VSDB parsing from CEA block 4943 */ 4944 struct dmub_cmd_edid_cea_amd_vsdb { 4945 uint8_t vsdb_found; /**< 1 if parsing has found valid AMD VSDB */ 4946 uint8_t freesync_supported; /**< 1 if Freesync is supported */ 4947 uint16_t amd_vsdb_version; /**< AMD VSDB version */ 4948 uint16_t min_frame_rate; /**< Maximum frame rate */ 4949 uint16_t max_frame_rate; /**< Minimum frame rate */ 4950 }; 4951 4952 /** 4953 * Result of sending a CEA chunk 4954 */ 4955 struct dmub_cmd_edid_cea_ack { 4956 uint16_t offset; /**< offset of the chunk into the CEA block */ 4957 uint8_t success; /**< 1 if this sending of chunk succeeded */ 4958 uint8_t pad; /**< padding and for future expansion */ 4959 }; 4960 4961 /** 4962 * Specify whether the result is an ACK/NACK or the parsing has finished 4963 */ 4964 enum dmub_cmd_edid_cea_reply_type { 4965 DMUB_CMD__EDID_CEA_AMD_VSDB = 1, /**< VSDB parsing has finished */ 4966 DMUB_CMD__EDID_CEA_ACK = 2, /**< acknowledges the CEA sending is OK or failing */ 4967 }; 4968 4969 /** 4970 * Definition of a DMUB_CMD__EDID_CEA command. 4971 */ 4972 struct dmub_rb_cmd_edid_cea { 4973 struct dmub_cmd_header header; /**< Command header */ 4974 union dmub_cmd_edid_cea_data { 4975 struct dmub_cmd_send_edid_cea input; /**< input to send CEA chunks */ 4976 struct dmub_cmd_edid_cea_output { /**< output with results */ 4977 uint8_t type; /**< dmub_cmd_edid_cea_reply_type */ 4978 union { 4979 struct dmub_cmd_edid_cea_amd_vsdb amd_vsdb; 4980 struct dmub_cmd_edid_cea_ack ack; 4981 }; 4982 } output; /**< output to retrieve ACK/NACK or VSDB parsing results */ 4983 } data; /**< Command data */ 4984 4985 }; 4986 4987 /** 4988 * struct dmub_cmd_cable_id_input - Defines the input of DMUB_CMD_GET_USBC_CABLE_ID command. 4989 */ 4990 struct dmub_cmd_cable_id_input { 4991 uint8_t phy_inst; /**< phy inst for cable id data */ 4992 }; 4993 4994 /** 4995 * struct dmub_cmd_cable_id_input - Defines the output of DMUB_CMD_GET_USBC_CABLE_ID command. 4996 */ 4997 struct dmub_cmd_cable_id_output { 4998 uint8_t UHBR10_20_CAPABILITY :2; /**< b'01 for UHBR10 support, b'10 for both UHBR10 and UHBR20 support */ 4999 uint8_t UHBR13_5_CAPABILITY :1; /**< b'1 for UHBR13.5 support */ 5000 uint8_t CABLE_TYPE :3; /**< b'01 for passive cable, b'10 for active LRD cable, b'11 for active retimer cable */ 5001 uint8_t RESERVED :2; /**< reserved means not defined */ 5002 }; 5003 5004 /** 5005 * Definition of a DMUB_CMD_GET_USBC_CABLE_ID command 5006 */ 5007 struct dmub_rb_cmd_get_usbc_cable_id { 5008 struct dmub_cmd_header header; /**< Command header */ 5009 /** 5010 * Data passed from driver to FW in a DMUB_CMD_GET_USBC_CABLE_ID command. 5011 */ 5012 union dmub_cmd_cable_id_data { 5013 struct dmub_cmd_cable_id_input input; /**< Input */ 5014 struct dmub_cmd_cable_id_output output; /**< Output */ 5015 uint8_t output_raw; /**< Raw data output */ 5016 } data; 5017 }; 5018 5019 /** 5020 * Command type of a DMUB_CMD__SECURE_DISPLAY command 5021 */ 5022 enum dmub_cmd_secure_display_type { 5023 DMUB_CMD__SECURE_DISPLAY_TEST_CMD = 0, /* test command to only check if inbox message works */ 5024 DMUB_CMD__SECURE_DISPLAY_CRC_STOP_UPDATE, 5025 DMUB_CMD__SECURE_DISPLAY_CRC_WIN_NOTIFY 5026 }; 5027 5028 /** 5029 * Definition of a DMUB_CMD__SECURE_DISPLAY command 5030 */ 5031 struct dmub_rb_cmd_secure_display { 5032 struct dmub_cmd_header header; 5033 /** 5034 * Data passed from driver to dmub firmware. 5035 */ 5036 struct dmub_cmd_roi_info { 5037 uint16_t x_start; 5038 uint16_t x_end; 5039 uint16_t y_start; 5040 uint16_t y_end; 5041 uint8_t otg_id; 5042 uint8_t phy_id; 5043 } roi_info; 5044 }; 5045 5046 /** 5047 * Command type of a DMUB_CMD__PSP command 5048 */ 5049 enum dmub_cmd_psp_type { 5050 DMUB_CMD__PSP_ASSR_ENABLE = 0 5051 }; 5052 5053 /** 5054 * Data passed from driver to FW in a DMUB_CMD__PSP_ASSR_ENABLE command. 5055 */ 5056 struct dmub_cmd_assr_enable_data { 5057 /** 5058 * ASSR enable or disable. 5059 */ 5060 uint8_t enable; 5061 /** 5062 * PHY port type. 5063 * Indicates eDP / non-eDP port type 5064 */ 5065 uint8_t phy_port_type; 5066 /** 5067 * PHY port ID. 5068 */ 5069 uint8_t phy_port_id; 5070 /** 5071 * Link encoder index. 5072 */ 5073 uint8_t link_enc_index; 5074 /** 5075 * HPO mode. 5076 */ 5077 uint8_t hpo_mode; 5078 5079 /** 5080 * Reserved field. 5081 */ 5082 uint8_t reserved[7]; 5083 }; 5084 5085 /** 5086 * Definition of a DMUB_CMD__PSP_ASSR_ENABLE command. 5087 */ 5088 struct dmub_rb_cmd_assr_enable { 5089 /** 5090 * Command header. 5091 */ 5092 struct dmub_cmd_header header; 5093 5094 /** 5095 * Assr data. 5096 */ 5097 struct dmub_cmd_assr_enable_data assr_data; 5098 5099 /** 5100 * Reserved field. 5101 */ 5102 uint32_t reserved[3]; 5103 }; 5104 5105 /** 5106 * union dmub_rb_cmd - DMUB inbox command. 5107 */ 5108 union dmub_rb_cmd { 5109 /** 5110 * Elements shared with all commands. 5111 */ 5112 struct dmub_rb_cmd_common cmd_common; 5113 /** 5114 * Definition of a DMUB_CMD__REG_SEQ_READ_MODIFY_WRITE command. 5115 */ 5116 struct dmub_rb_cmd_read_modify_write read_modify_write; 5117 /** 5118 * Definition of a DMUB_CMD__REG_SEQ_FIELD_UPDATE_SEQ command. 5119 */ 5120 struct dmub_rb_cmd_reg_field_update_sequence reg_field_update_seq; 5121 /** 5122 * Definition of a DMUB_CMD__REG_SEQ_BURST_WRITE command. 5123 */ 5124 struct dmub_rb_cmd_burst_write burst_write; 5125 /** 5126 * Definition of a DMUB_CMD__REG_REG_WAIT command. 5127 */ 5128 struct dmub_rb_cmd_reg_wait reg_wait; 5129 /** 5130 * Definition of a DMUB_CMD__VBIOS_DIGX_ENCODER_CONTROL command. 5131 */ 5132 struct dmub_rb_cmd_digx_encoder_control digx_encoder_control; 5133 /** 5134 * Definition of a DMUB_CMD__VBIOS_SET_PIXEL_CLOCK command. 5135 */ 5136 struct dmub_rb_cmd_set_pixel_clock set_pixel_clock; 5137 /** 5138 * Definition of a DMUB_CMD__VBIOS_ENABLE_DISP_POWER_GATING command. 5139 */ 5140 struct dmub_rb_cmd_enable_disp_power_gating enable_disp_power_gating; 5141 /** 5142 * Definition of a DMUB_CMD__VBIOS_DPPHY_INIT command. 5143 */ 5144 struct dmub_rb_cmd_dpphy_init dpphy_init; 5145 /** 5146 * Definition of a DMUB_CMD__VBIOS_DIG1_TRANSMITTER_CONTROL command. 5147 */ 5148 struct dmub_rb_cmd_dig1_transmitter_control dig1_transmitter_control; 5149 /** 5150 * Definition of a DMUB_CMD__VBIOS_DOMAIN_CONTROL command. 5151 */ 5152 struct dmub_rb_cmd_domain_control domain_control; 5153 /** 5154 * Definition of a DMUB_CMD__PSR_SET_VERSION command. 5155 */ 5156 struct dmub_rb_cmd_psr_set_version psr_set_version; 5157 /** 5158 * Definition of a DMUB_CMD__PSR_COPY_SETTINGS command. 5159 */ 5160 struct dmub_rb_cmd_psr_copy_settings psr_copy_settings; 5161 /** 5162 * Definition of a DMUB_CMD__PSR_ENABLE command. 5163 */ 5164 struct dmub_rb_cmd_psr_enable psr_enable; 5165 /** 5166 * Definition of a DMUB_CMD__PSR_SET_LEVEL command. 5167 */ 5168 struct dmub_rb_cmd_psr_set_level psr_set_level; 5169 /** 5170 * Definition of a DMUB_CMD__PSR_FORCE_STATIC command. 5171 */ 5172 struct dmub_rb_cmd_psr_force_static psr_force_static; 5173 /** 5174 * Definition of a DMUB_CMD__UPDATE_DIRTY_RECT command. 5175 */ 5176 struct dmub_rb_cmd_update_dirty_rect update_dirty_rect; 5177 /** 5178 * Definition of a DMUB_CMD__UPDATE_CURSOR_INFO command. 5179 */ 5180 struct dmub_rb_cmd_update_cursor_info update_cursor_info; 5181 /** 5182 * Definition of a DMUB_CMD__HW_LOCK command. 5183 * Command is used by driver and FW. 5184 */ 5185 struct dmub_rb_cmd_lock_hw lock_hw; 5186 /** 5187 * Definition of a DMUB_CMD__SET_SINK_VTOTAL_IN_PSR_ACTIVE command. 5188 */ 5189 struct dmub_rb_cmd_psr_set_vtotal psr_set_vtotal; 5190 /** 5191 * Definition of a DMUB_CMD__SET_PSR_POWER_OPT command. 5192 */ 5193 struct dmub_rb_cmd_psr_set_power_opt psr_set_power_opt; 5194 /** 5195 * Definition of a DMUB_CMD__PLAT_54186_WA command. 5196 */ 5197 struct dmub_rb_cmd_PLAT_54186_wa PLAT_54186_wa; 5198 /** 5199 * Definition of a DMUB_CMD__MALL command. 5200 */ 5201 struct dmub_rb_cmd_mall mall; 5202 5203 /** 5204 * Definition of a DMUB_CMD__CAB command. 5205 */ 5206 struct dmub_rb_cmd_cab_for_ss cab; 5207 5208 struct dmub_rb_cmd_fw_assisted_mclk_switch_v2 fw_assisted_mclk_switch_v2; 5209 5210 /** 5211 * Definition of a DMUB_CMD__IDLE_OPT_DCN_RESTORE command. 5212 */ 5213 struct dmub_rb_cmd_idle_opt_dcn_restore dcn_restore; 5214 5215 /** 5216 * Definition of a DMUB_CMD__CLK_MGR_NOTIFY_CLOCKS command. 5217 */ 5218 struct dmub_rb_cmd_clk_mgr_notify_clocks notify_clocks; 5219 5220 /** 5221 * Definition of DMUB_CMD__PANEL_CNTL commands. 5222 */ 5223 struct dmub_rb_cmd_panel_cntl panel_cntl; 5224 5225 /** 5226 * Definition of a DMUB_CMD__ABM_SET_PIPE command. 5227 */ 5228 struct dmub_rb_cmd_abm_set_pipe abm_set_pipe; 5229 5230 /** 5231 * Definition of a DMUB_CMD__ABM_SET_BACKLIGHT command. 5232 */ 5233 struct dmub_rb_cmd_abm_set_backlight abm_set_backlight; 5234 5235 /** 5236 * Definition of a DMUB_CMD__ABM_SET_LEVEL command. 5237 */ 5238 struct dmub_rb_cmd_abm_set_level abm_set_level; 5239 5240 /** 5241 * Definition of a DMUB_CMD__ABM_SET_AMBIENT_LEVEL command. 5242 */ 5243 struct dmub_rb_cmd_abm_set_ambient_level abm_set_ambient_level; 5244 5245 /** 5246 * Definition of a DMUB_CMD__ABM_SET_PWM_FRAC command. 5247 */ 5248 struct dmub_rb_cmd_abm_set_pwm_frac abm_set_pwm_frac; 5249 5250 /** 5251 * Definition of a DMUB_CMD__ABM_INIT_CONFIG command. 5252 */ 5253 struct dmub_rb_cmd_abm_init_config abm_init_config; 5254 5255 /** 5256 * Definition of a DMUB_CMD__ABM_PAUSE command. 5257 */ 5258 struct dmub_rb_cmd_abm_pause abm_pause; 5259 5260 /** 5261 * Definition of a DMUB_CMD__ABM_SAVE_RESTORE command. 5262 */ 5263 struct dmub_rb_cmd_abm_save_restore abm_save_restore; 5264 5265 /** 5266 * Definition of a DMUB_CMD__ABM_QUERY_CAPS command. 5267 */ 5268 struct dmub_rb_cmd_abm_query_caps abm_query_caps; 5269 5270 /** 5271 * Definition of a DMUB_CMD__ABM_GET_ACE_CURVE command. 5272 */ 5273 struct dmub_rb_cmd_abm_get_ace_curve abm_get_ace_curve; 5274 5275 /** 5276 * Definition of a DMUB_CMD__ABM_SET_EVENT command. 5277 */ 5278 struct dmub_rb_cmd_abm_set_event abm_set_event; 5279 5280 /** 5281 * Definition of a DMUB_CMD__DP_AUX_ACCESS command. 5282 */ 5283 struct dmub_rb_cmd_dp_aux_access dp_aux_access; 5284 5285 /** 5286 * Definition of a DMUB_CMD__OUTBOX1_ENABLE command. 5287 */ 5288 struct dmub_rb_cmd_outbox1_enable outbox1_enable; 5289 5290 /** 5291 * Definition of a DMUB_CMD__QUERY_FEATURE_CAPS command. 5292 */ 5293 struct dmub_rb_cmd_query_feature_caps query_feature_caps; 5294 5295 /** 5296 * Definition of a DMUB_CMD__GET_VISUAL_CONFIRM_COLOR command. 5297 */ 5298 struct dmub_rb_cmd_get_visual_confirm_color visual_confirm_color; 5299 struct dmub_rb_cmd_drr_update drr_update; 5300 struct dmub_rb_cmd_fw_assisted_mclk_switch fw_assisted_mclk_switch; 5301 5302 /** 5303 * Definition of a DMUB_CMD__VBIOS_LVTMA_CONTROL command. 5304 */ 5305 struct dmub_rb_cmd_lvtma_control lvtma_control; 5306 /** 5307 * Definition of a DMUB_CMD__VBIOS_TRANSMITTER_QUERY_DP_ALT command. 5308 */ 5309 struct dmub_rb_cmd_transmitter_query_dp_alt query_dp_alt; 5310 /** 5311 * Definition of a DMUB_CMD__VBIOS_TRANSMITTER_SET_PHY_FSM command. 5312 */ 5313 struct dmub_rb_cmd_transmitter_set_phy_fsm set_phy_fsm; 5314 /** 5315 * Definition of a DMUB_CMD__DPIA_DIG1_CONTROL command. 5316 */ 5317 struct dmub_rb_cmd_dig1_dpia_control dig1_dpia_control; 5318 /** 5319 * Definition of a DMUB_CMD__DPIA_SET_CONFIG_ACCESS command. 5320 */ 5321 struct dmub_rb_cmd_set_config_access set_config_access; 5322 /** 5323 * Definition of a DMUB_CMD__DPIA_MST_ALLOC_SLOTS command. 5324 */ 5325 struct dmub_rb_cmd_set_mst_alloc_slots set_mst_alloc_slots; 5326 /** 5327 * Definition of a DMUB_CMD__DPIA_SET_TPS_NOTIFICATION command. 5328 */ 5329 struct dmub_rb_cmd_set_tps_notification set_tps_notification; 5330 /** 5331 * Definition of a DMUB_CMD__EDID_CEA command. 5332 */ 5333 struct dmub_rb_cmd_edid_cea edid_cea; 5334 /** 5335 * Definition of a DMUB_CMD_GET_USBC_CABLE_ID command. 5336 */ 5337 struct dmub_rb_cmd_get_usbc_cable_id cable_id; 5338 5339 /** 5340 * Definition of a DMUB_CMD__QUERY_HPD_STATE command. 5341 */ 5342 struct dmub_rb_cmd_query_hpd_state query_hpd; 5343 /** 5344 * Definition of a DMUB_CMD__SECURE_DISPLAY command. 5345 */ 5346 struct dmub_rb_cmd_secure_display secure_display; 5347 5348 /** 5349 * Definition of a DMUB_CMD__DPIA_HPD_INT_ENABLE command. 5350 */ 5351 struct dmub_rb_cmd_dpia_hpd_int_enable dpia_hpd_int_enable; 5352 /** 5353 * Definition of a DMUB_CMD__IDLE_OPT_DCN_NOTIFY_IDLE command. 5354 */ 5355 struct dmub_rb_cmd_idle_opt_dcn_notify_idle idle_opt_notify_idle; 5356 /** 5357 * Definition of a DMUB_CMD__IDLE_OPT_SET_DC_POWER_STATE command. 5358 */ 5359 struct dmub_rb_cmd_idle_opt_set_dc_power_state idle_opt_set_dc_power_state; 5360 /* 5361 * Definition of a DMUB_CMD__REPLAY_COPY_SETTINGS command. 5362 */ 5363 struct dmub_rb_cmd_replay_copy_settings replay_copy_settings; 5364 /** 5365 * Definition of a DMUB_CMD__REPLAY_ENABLE command. 5366 */ 5367 struct dmub_rb_cmd_replay_enable replay_enable; 5368 /** 5369 * Definition of a DMUB_CMD__SET_REPLAY_POWER_OPT command. 5370 */ 5371 struct dmub_rb_cmd_replay_set_power_opt replay_set_power_opt; 5372 /** 5373 * Definition of a DMUB_CMD__REPLAY_SET_COASTING_VTOTAL command. 5374 */ 5375 struct dmub_rb_cmd_replay_set_coasting_vtotal replay_set_coasting_vtotal; 5376 /** 5377 * Definition of a DMUB_CMD__REPLAY_SET_POWER_OPT_AND_COASTING_VTOTAL command. 5378 */ 5379 struct dmub_rb_cmd_replay_set_power_opt_and_coasting_vtotal replay_set_power_opt_and_coasting_vtotal; 5380 5381 struct dmub_rb_cmd_replay_set_timing_sync replay_set_timing_sync; 5382 /** 5383 * Definition of a DMUB_CMD__REPLAY_SET_RESIDENCY_FRAMEUPDATE_TIMER command. 5384 */ 5385 struct dmub_rb_cmd_replay_set_frameupdate_timer replay_set_frameupdate_timer; 5386 /** 5387 * Definition of a DMUB_CMD__REPLAY_SET_PSEUDO_VTOTAL command. 5388 */ 5389 struct dmub_rb_cmd_replay_set_pseudo_vtotal replay_set_pseudo_vtotal; 5390 /** 5391 * Definition of a DMUB_CMD__REPLAY_DISABLED_ADAPTIVE_SYNC_SDP command. 5392 */ 5393 struct dmub_rb_cmd_replay_disabled_adaptive_sync_sdp replay_disabled_adaptive_sync_sdp; 5394 /** 5395 * Definition of a DMUB_CMD__REPLAY_SET_GENERAL_CMD command. 5396 */ 5397 struct dmub_rb_cmd_replay_set_general_cmd replay_set_general_cmd; 5398 /** 5399 * Definition of a DMUB_CMD__PSP_ASSR_ENABLE command. 5400 */ 5401 struct dmub_rb_cmd_assr_enable assr_enable; 5402 struct dmub_rb_cmd_fams2 fams2_config; 5403 5404 struct dmub_rb_cmd_fams2_drr_update fams2_drr_update; 5405 5406 struct dmub_rb_cmd_fams2_flip fams2_flip; 5407 }; 5408 5409 /** 5410 * union dmub_rb_out_cmd - Outbox command 5411 */ 5412 union dmub_rb_out_cmd { 5413 /** 5414 * Parameters common to every command. 5415 */ 5416 struct dmub_rb_cmd_common cmd_common; 5417 /** 5418 * AUX reply command. 5419 */ 5420 struct dmub_rb_cmd_dp_aux_reply dp_aux_reply; 5421 /** 5422 * HPD notify command. 5423 */ 5424 struct dmub_rb_cmd_dp_hpd_notify dp_hpd_notify; 5425 /** 5426 * SET_CONFIG reply command. 5427 */ 5428 struct dmub_rb_cmd_dp_set_config_reply set_config_reply; 5429 /** 5430 * DPIA notification command. 5431 */ 5432 struct dmub_rb_cmd_dpia_notification dpia_notification; 5433 /** 5434 * HPD sense notification command. 5435 */ 5436 struct dmub_rb_cmd_hpd_sense_notify hpd_sense_notify; 5437 }; 5438 #pragma pack(pop) 5439 5440 5441 //============================================================================== 5442 //</DMUB_CMD>=================================================================== 5443 //============================================================================== 5444 //< DMUB_RB>==================================================================== 5445 //============================================================================== 5446 5447 /** 5448 * struct dmub_rb_init_params - Initialization params for DMUB ringbuffer 5449 */ 5450 struct dmub_rb_init_params { 5451 void *ctx; /**< Caller provided context pointer */ 5452 void *base_address; /**< CPU base address for ring's data */ 5453 uint32_t capacity; /**< Ringbuffer capacity in bytes */ 5454 uint32_t read_ptr; /**< Initial read pointer for consumer in bytes */ 5455 uint32_t write_ptr; /**< Initial write pointer for producer in bytes */ 5456 }; 5457 5458 /** 5459 * struct dmub_rb - Inbox or outbox DMUB ringbuffer 5460 */ 5461 struct dmub_rb { 5462 void *base_address; /**< CPU address for the ring's data */ 5463 uint32_t rptr; /**< Read pointer for consumer in bytes */ 5464 uint32_t wrpt; /**< Write pointer for producer in bytes */ 5465 uint32_t capacity; /**< Ringbuffer capacity in bytes */ 5466 5467 void *ctx; /**< Caller provided context pointer */ 5468 void *dmub; /**< Pointer to the DMUB interface */ 5469 }; 5470 5471 /** 5472 * @brief Checks if the ringbuffer is empty. 5473 * 5474 * @param rb DMUB Ringbuffer 5475 * @return true if empty 5476 * @return false otherwise 5477 */ 5478 static inline bool dmub_rb_empty(struct dmub_rb *rb) 5479 { 5480 return (rb->wrpt == rb->rptr); 5481 } 5482 5483 /** 5484 * @brief Checks if the ringbuffer is full 5485 * 5486 * @param rb DMUB Ringbuffer 5487 * @return true if full 5488 * @return false otherwise 5489 */ 5490 static inline bool dmub_rb_full(struct dmub_rb *rb) 5491 { 5492 uint32_t data_count; 5493 5494 if (rb->wrpt >= rb->rptr) 5495 data_count = rb->wrpt - rb->rptr; 5496 else 5497 data_count = rb->capacity - (rb->rptr - rb->wrpt); 5498 5499 return (data_count == (rb->capacity - DMUB_RB_CMD_SIZE)); 5500 } 5501 5502 /** 5503 * @brief Pushes a command into the ringbuffer 5504 * 5505 * @param rb DMUB ringbuffer 5506 * @param cmd The command to push 5507 * @return true if the ringbuffer was not full 5508 * @return false otherwise 5509 */ 5510 static inline bool dmub_rb_push_front(struct dmub_rb *rb, 5511 const union dmub_rb_cmd *cmd) 5512 { 5513 uint64_t volatile *dst = (uint64_t volatile *)((uint8_t *)(rb->base_address) + rb->wrpt); 5514 const uint64_t *src = (const uint64_t *)cmd; 5515 uint8_t i; 5516 5517 if (dmub_rb_full(rb)) 5518 return false; 5519 5520 // copying data 5521 for (i = 0; i < DMUB_RB_CMD_SIZE / sizeof(uint64_t); i++) 5522 *dst++ = *src++; 5523 5524 rb->wrpt += DMUB_RB_CMD_SIZE; 5525 5526 if (rb->wrpt >= rb->capacity) 5527 rb->wrpt %= rb->capacity; 5528 5529 return true; 5530 } 5531 5532 /** 5533 * @brief Pushes a command into the DMUB outbox ringbuffer 5534 * 5535 * @param rb DMUB outbox ringbuffer 5536 * @param cmd Outbox command 5537 * @return true if not full 5538 * @return false otherwise 5539 */ 5540 static inline bool dmub_rb_out_push_front(struct dmub_rb *rb, 5541 const union dmub_rb_out_cmd *cmd) 5542 { 5543 uint8_t *dst = (uint8_t *)(rb->base_address) + rb->wrpt; 5544 const uint8_t *src = (const uint8_t *)cmd; 5545 5546 if (dmub_rb_full(rb)) 5547 return false; 5548 5549 dmub_memcpy(dst, src, DMUB_RB_CMD_SIZE); 5550 5551 rb->wrpt += DMUB_RB_CMD_SIZE; 5552 5553 if (rb->wrpt >= rb->capacity) 5554 rb->wrpt %= rb->capacity; 5555 5556 return true; 5557 } 5558 5559 /** 5560 * @brief Returns the next unprocessed command in the ringbuffer. 5561 * 5562 * @param rb DMUB ringbuffer 5563 * @param cmd The command to return 5564 * @return true if not empty 5565 * @return false otherwise 5566 */ 5567 static inline bool dmub_rb_front(struct dmub_rb *rb, 5568 union dmub_rb_cmd **cmd) 5569 { 5570 uint8_t *rb_cmd = (uint8_t *)(rb->base_address) + rb->rptr; 5571 5572 if (dmub_rb_empty(rb)) 5573 return false; 5574 5575 *cmd = (union dmub_rb_cmd *)rb_cmd; 5576 5577 return true; 5578 } 5579 5580 /** 5581 * @brief Determines the next ringbuffer offset. 5582 * 5583 * @param rb DMUB inbox ringbuffer 5584 * @param num_cmds Number of commands 5585 * @param next_rptr The next offset in the ringbuffer 5586 */ 5587 static inline void dmub_rb_get_rptr_with_offset(struct dmub_rb *rb, 5588 uint32_t num_cmds, 5589 uint32_t *next_rptr) 5590 { 5591 *next_rptr = rb->rptr + DMUB_RB_CMD_SIZE * num_cmds; 5592 5593 if (*next_rptr >= rb->capacity) 5594 *next_rptr %= rb->capacity; 5595 } 5596 5597 /** 5598 * @brief Returns a pointer to a command in the inbox. 5599 * 5600 * @param rb DMUB inbox ringbuffer 5601 * @param cmd The inbox command to return 5602 * @param rptr The ringbuffer offset 5603 * @return true if not empty 5604 * @return false otherwise 5605 */ 5606 static inline bool dmub_rb_peek_offset(struct dmub_rb *rb, 5607 union dmub_rb_cmd **cmd, 5608 uint32_t rptr) 5609 { 5610 uint8_t *rb_cmd = (uint8_t *)(rb->base_address) + rptr; 5611 5612 if (dmub_rb_empty(rb)) 5613 return false; 5614 5615 *cmd = (union dmub_rb_cmd *)rb_cmd; 5616 5617 return true; 5618 } 5619 5620 /** 5621 * @brief Returns the next unprocessed command in the outbox. 5622 * 5623 * @param rb DMUB outbox ringbuffer 5624 * @param cmd The outbox command to return 5625 * @return true if not empty 5626 * @return false otherwise 5627 */ 5628 static inline bool dmub_rb_out_front(struct dmub_rb *rb, 5629 union dmub_rb_out_cmd *cmd) 5630 { 5631 const uint64_t volatile *src = (const uint64_t volatile *)((uint8_t *)(rb->base_address) + rb->rptr); 5632 uint64_t *dst = (uint64_t *)cmd; 5633 uint8_t i; 5634 5635 if (dmub_rb_empty(rb)) 5636 return false; 5637 5638 // copying data 5639 for (i = 0; i < DMUB_RB_CMD_SIZE / sizeof(uint64_t); i++) 5640 *dst++ = *src++; 5641 5642 return true; 5643 } 5644 5645 /** 5646 * @brief Removes the front entry in the ringbuffer. 5647 * 5648 * @param rb DMUB ringbuffer 5649 * @return true if the command was removed 5650 * @return false if there were no commands 5651 */ 5652 static inline bool dmub_rb_pop_front(struct dmub_rb *rb) 5653 { 5654 if (dmub_rb_empty(rb)) 5655 return false; 5656 5657 rb->rptr += DMUB_RB_CMD_SIZE; 5658 5659 if (rb->rptr >= rb->capacity) 5660 rb->rptr %= rb->capacity; 5661 5662 return true; 5663 } 5664 5665 /** 5666 * @brief Flushes commands in the ringbuffer to framebuffer memory. 5667 * 5668 * Avoids a race condition where DMCUB accesses memory while 5669 * there are still writes in flight to framebuffer. 5670 * 5671 * @param rb DMUB ringbuffer 5672 */ 5673 static inline void dmub_rb_flush_pending(const struct dmub_rb *rb) 5674 { 5675 uint32_t rptr = rb->rptr; 5676 uint32_t wptr = rb->wrpt; 5677 5678 while (rptr != wptr) { 5679 uint64_t *data = (uint64_t *)((uint8_t *)(rb->base_address) + rptr); 5680 uint8_t i; 5681 5682 for (i = 0; i < DMUB_RB_CMD_SIZE / sizeof(uint64_t); i++) 5683 (void)READ_ONCE(*data++); 5684 5685 rptr += DMUB_RB_CMD_SIZE; 5686 if (rptr >= rb->capacity) 5687 rptr %= rb->capacity; 5688 } 5689 } 5690 5691 /** 5692 * @brief Initializes a DMCUB ringbuffer 5693 * 5694 * @param rb DMUB ringbuffer 5695 * @param init_params initial configuration for the ringbuffer 5696 */ 5697 static inline void dmub_rb_init(struct dmub_rb *rb, 5698 struct dmub_rb_init_params *init_params) 5699 { 5700 rb->base_address = init_params->base_address; 5701 rb->capacity = init_params->capacity; 5702 rb->rptr = init_params->read_ptr; 5703 rb->wrpt = init_params->write_ptr; 5704 } 5705 5706 /** 5707 * @brief Copies output data from in/out commands into the given command. 5708 * 5709 * @param rb DMUB ringbuffer 5710 * @param cmd Command to copy data into 5711 */ 5712 static inline void dmub_rb_get_return_data(struct dmub_rb *rb, 5713 union dmub_rb_cmd *cmd) 5714 { 5715 // Copy rb entry back into command 5716 uint8_t *rd_ptr = (rb->rptr == 0) ? 5717 (uint8_t *)rb->base_address + rb->capacity - DMUB_RB_CMD_SIZE : 5718 (uint8_t *)rb->base_address + rb->rptr - DMUB_RB_CMD_SIZE; 5719 5720 dmub_memcpy(cmd, rd_ptr, DMUB_RB_CMD_SIZE); 5721 } 5722 5723 //============================================================================== 5724 //</DMUB_RB>==================================================================== 5725 //============================================================================== 5726 #endif /* _DMUB_CMD_H_ */ 5727